This project is to develop the prototype 3d model of a transformer-like plastic robot toy product. We have done the concept design and need experienced designer to help on completing the final assembling 3d model for prototype production (using 3d printing). The final 3d model needs to be ready for real production use. 诚邀有玩具工程设计相关经验的设计师参与完成一部变形金刚机器人塑料玩具的手板三维模型制作项目。本项目概念设计已经完成，现准备制作手板，需要解决关节机构、零件分件、卡扣卡位等日后生产所需技术问题。整个玩具大约设计有100个左右的零件。本次制作的模型将用于3d打印制作手板。
I am seeking an experienced LT Spice expert to assist with the design and simulation of a half-bridge circuit to drive an ultrasonic cleaner load, 60W, 39kHz, and 10R impedance. I have an LT spice model that needs to be updated to meet the requirement. The floating side needs to show a square wave and the output to the load needs to be a sinewave. The main requirement is to update the values of the discrete component and use a much better MOSFET to meet the required output of 600V AC, 0.5A, 39kHz Responsibilities: - Improve the LT Spice model for the half-bridge circuit (no rectifier needed), Output is AC and not DC - Conduct detailed simulations to analyze performance - Optimize circuit design based on simulation results The MOSFET part number is SIHP24N80AE-GE3, The ...
Cher(e) futur(e) client(e), Vous recherchez un logo qui incarne parfaitement l'essence de votre marque et capte instantanément l'attention de votre public cible ? Ne cherchez plus ! Nous sommes des experts freelances spécialisés dans la conception de logos uniques et mémorables, parfaitement adaptés à vos besoins spécifiques. Pourquoi choisi...entièrement satisfait. Livraison Finale : Vous recevez votre logo dans tous les formats nécessaires pour une utilisation polyvalente. Ne laissez pas votre marque passer inaperçue. Faites le choix de l'excellence et laissez-nous créer un logo qui fera briller votre entreprise. Contactez-nous dès aujourd'hui pour une consultation gratuite et d&eac...
I'm looking for an experienced freelancer who can create an Excel calculator for historical cryptocurrency prices from Binance and Luno. The calculator should also include fiat exchange rates for major currencies such as ZAR/USD bank sell rates Key Requirements: - Retrieve historical price data from Binance and Luno - Incorporate USD, and ZAR exchange rates - Organize the data and create user-friendly interface - Ensure accuracy and reliability of the calculator - Prioritizing the preservation of data privacy Ideal Skills: - Proficiency in Excel and data manipulation - Familiarity with cryptocurrency exchange APIs - Knowledge of major fiat currency exchange rates - Strong analytical and problem-solving abilities Please include your relevant experience in your a...
I'm looking for a proficient web developer to create an intuitive, user-friendly courier website. Essential features of our project should include: - An efficient online tracking system for all courier packages - User registration and login - Practical, simple-to-use quote calculator system- The ultimate design should facilitate seamless online transactions, thus, the inclusion of a payment gateway is imperative. The website needs to support national courier services only. Additional features may be requested, but these will be communicated further during a phone discussion stage. Ideal experience and skills: - Proven experience in building similar platforms - Understanding of logistic systems - Proficiency in web security - E-commerce understanding - Familiarity with...
I require a straightforward, user-friendly spreadsheet that calculates energy savings based on specific input. My needs are very particular. Here are the key aspects: Input Specifications: - It should only take one input: an initial savings value representing the savings our product offers. Calculation Requirements: - I expect the spreadsheet to perform calculations for both percentage and dollar amount savings. Results Format: - The results should be shown as simple numbers; I don't need them displayed as percentages or any graphical representations. The freelancer fit for the task should be proficient in spreadsheet software and have experience in building similar savings calculators. A good understanding of energy savings would be advantageous.
I am in need of someone adept in Excel and knowledgeable in medicine, especially in dosages and weight-based calculations. The challenging aspect of this project is to modify an existing locked Excel spreadsheet which is used to calculate dosages once a patient's weight is entered. Tasks involve: - Updating the dosages of specific medications based on the guidelines I have on hand. - Modifying the weight-based formula in alignment to these dosage updates. Skills and experience: - Proficient in Excel and worksheet protection - Comprehensive understanding of medical dosages - Experience or understanding of weight related dosages calculations. I will provide the necessary medication and dosage guidelines to the successful bidder for reference. The ideal candidate needs to ...
...able to apply for loans through the system's interface. - Loan Request and Approval Tracking: The system should facilitate the tracking of loan requests and approvals. - Loan Repayment Management: The system should manage loan repayment schedules, ensuring accurate and timely repayments. - Prequalification Status & Loan Calculator: The Loan Management Module should also have a feature that checks the members' prequalification status for loans and includes a loan calculator. Ideal Skills and Experience: - Experience in developing Pension Fund Administrative Management Systems - Proficiency in developing Workflow Tracking Systems, Contribution Tracking Systems and Investment Tracking Systems - Previous experience in developing Loan Management Modules - Profici...
Hi Sergii B, would you like to do work with me to complete two simple page designs with copy. Page 1 - Options page Page 2 - Residual Grade Calculator Page
I have a mathematical problem related to a video game that I cannot solve. I'm offering 100 dollars to anyone who comes up with a solution, and makes a simple calculator with the solution. The problem is described in this spreadsheet. Please read it before contacting me. https://docs.google.com/spreadsheets/d/1b7J3gmEsKXdg5S7edLrwDv4Xyf8yO0hpFWip2y11bOg/edit#gid=0
Necesito un diseñador programador web que controle prestashop para modificar diseño plantilla Transformer. Tareas a realizar Home-page: Crear un Prebanner en el encabezado En el Banner Principal crear slider automático, ahora se tienen que mover. Activar o programar banner en versión móbil ( actualmente sólo funciona en ordenador ). Incluir sección newsletter y oferta. Apartado marcas necesita una interfaz mucho más moderna. Testimonios, Reseñas: Poner un apartado con reseñas clientes. Página de producto: Hay que poner la foto del producto más grande, un añadir al carrito más grande, y sellos de garantias, pagos, etc Configurar correctament el POP UP de klaviyo. Por algun motivo no a...
...involves developing a WordPress website for my label manufacturing company. The key features of this project would be: - Custom Calculator with Advanced Calculations: I need an expert to create a custom calculator with advanced calculations and customization options. It should also integrate with our product database to ensure accurate pricing based on the user's selections. - Checkout Page: A smooth and user-friendly checkout page is crucial in our website. The freelancer needs to ensure that the checkout process is engaging and seamless for our customers. Design Preferences: The website needs to have a clean and minimalist design. Please ensure that the design is aesthetically pleasing, easy to navigate and compliments our branding. Content M...
I need a comprehensive loan calculator that can handle different loan calculations and provide detailed outputs. The ideal calculator should incorporate: - Simple interest calculation - Compound interest calculation - Amortization schedule based on EURIBOR 6M + spread Key Features: - Input fields for: - Principal amount - Interest rate - Loan term - Calculation of: - Total interest paid - Payment schedule The final deliverable should provide clear, accurate results. The tool needs to be user-friendly, with a clean and intuitive interface. Previous experience with financial calculators or loan management systems is a plus.
I need a professional website th...advisory services: Candidates with experience in creating informative and engaging content relating to finance or investments will have an advantage. - An investment portfolio section: The ideal freelancer should demonstrate an ability to elegantly display financial data in an accessible manner. - A contact form: Allow visitors to submit inquiries directly through the site. - An investment calculator: This needs to be user-friendly and visually appealing, requiring both frontend and backend capabilities. Ideal skills and experience: - Proficient in front-end and back-end development. - Demonstrable experience with finance or investment-related projects. - Ability to create a visually pleasing, user-friendly interface. - Exceptional attention ...
I'm seeking a skilled developer to create a web-based GST calculator for my wordpress website. It should have be responsive and have good UI
I'm looking for a talented screenwriter who can craft an engaging and action-packed crossover movie screenplay involving iconic characters like Spider-Man, Deadpool, Transformer Autobots, Doctor Octopus, Taskmaster, and Transformer Decepticons. - **Spider-Man Character**: Please create an original version of Spider-Man, diverging from the existing Tobey Maguire, Andrew Garfield, and Tom Holland's Spider-Man. This character should be engaging, relatable, and seamlessly fit into the established Marvel and Transformers universe. - **Tone**: The movie should oscillate between a mix of comedic and serious tones. It should be able to deliver both the light-hearted banter and the emotional gravity that fans expect from these characters. - **Setting**: The primary set...
...item on the left in Laravel. 5. Correct CSV download functionality in Contacts, ensuring filters, headers, and special characters are handled properly in Laravel. 6. Enable clicking anywhere on the contact data table to open the view of that particular contact in Laravel. 7. Remove the display of the last date from the top of the contact view in Laravel. 8. Adjust calendar functionality to match design specifications in Laravel. 9. Ensure tasks are displayed on the task list page in Laravel. 10. Add task filter options by status on the task page in Laravel. 11. Change the title on the quote page from "Invoice" to "Add Quote" in Laravel. 12. Fix the functionality of discounts on the quote creation page in Laravel. 13. Resolve date picker issues on the edit job ...
...(Multi-News) dataset. * Enable Try first some examples then compare the translation with the translation provided by chatGPT * Find a way to measure the similarity between the 2 translations, check if you can use Rouge. Here is what the job involves: - **Purpose of the Translation:** My intention is to use this translation to train my deep learning model. The translations will be used to train the transformer for a specific project, meaning that the quality and accuracy of the translations are crucial. - **Desired Output:** The machine translated text should be able to convey the core message and essence of the original English text. - **Ideal Candidate:** I'm looking for a freelancer with experience in Google colab. Ideal candidates should also have a strong background ...
I'm in need of an experienced Google Sheets expert to create a fully functional payroll sheet for my company. This will be tied into our company expenses and have calculations to find our expenditure per service we provide. Key requirements: - Develop a payroll sheet with built-in expenses calculator integrated. - The expenses calculator should include costs for labor and equipment. - For labor and equipment, the calculator should compute total costs and cost per job, as well as provide summaries on a per-service basis. Your ideal skills: - Proficiency in Google Sheets, with experience in creating complex, automated calculation sheets. - Strong understanding of payroll and expenses management. - Ability to translate business requirements into a user-friendly, ef...
I am seeking a skilled PHP developer to create a distance calculating sript for me. This script will be responsible for calculating the distance between multiple coordinates stored in a MySQL database. No user interface required as the coordinates will be retrieved from the database directly. Key requirements for the project include: - Create a script that can fetch the coordinates from a MySQL database - Calculating the distance between these multiple coordinates accurately If you're a developer with experience in MySQL PHP and distance calculations, I would love to hear from you.
I'm in search of a skilled machine learning developer with expertise in GPT (Generative Pre-trained Transformer). My goal is to have an AI model that can both correct and standardize postal addresses. The addresses will be provided in CSV files and the output of the model should be accessible via an API for integration into our system. Key requirements: - Proficiency in machine learning with a focus on GPT - Experience in addressing data correction and standardization - Transformers - Pytorch, TensorFlow, Keras, Pandas, Numpy, seaborn, Matplotlib The ideal candidate will have a proven track record of developing AI models, particularly in the realm of addressing data, and be able to provide a detailed timeline for the completion of the project.
...continue work on an in-progress database or commence anew based on existing requirements. This database is intended for exclusive use within our family bakery, facilitating efficient management of formula costing involving ingredients, labor, and overheads. The final product should encompass: - Seamless migration of current data - Storage for formulas and preparation instructions - Pricing calculator adaptable to variable inputs (ingredient costs, labor) - User-friendly interface tailored for non-technical users Additionally, please note: - The database developed will serve solely my bakery's operational needs. - Ownership of the completed software will remain with me. - While there's potential interest from other bakeries, extending or distributing the sof...
I need a desktop commission calculator software designed specifically for Windows. The software will be fairly simple but will need to perform two key functions: calculating commission at different rates for distinct products and calculating commission based on individual employee sales. Key Requirements: - Design a user-friendly desktop application (i can help you in UI) - Develop a system that allows me to upload sales data through Excel file. - Implement a mechanism that accurately computes commission based on different rates for different products - Ensure the software can calculate commission payout based on individual employee sales Ideal Skills and Experience: - Proven experience in developing desktop applications, preferably in Windows - Proficiency in designing and...
I'm seeking a skilled developer to create a user-friendly macro calculator that's accessible on the web. This tool will help individuals in calculating their daily calorie needs based on their fitness objectives, whether it's weight loss or muscle gain. Key Features: - A simplistic yet engaging web interface that allows users to easily input their details - Capability to calculate an individual's daily caloric needs based on their goals - A results page that provides users with a clear breakdown of their macronutrient requirements The calculator will not require user accounts for tracking progress. Instead, users will have the opportunity to download their results after entering in the details for lead generation. This project is intended to generate lea...
The aim of this project is to create a unique calculator that will be integrated into my Shopify page. This calculator is intended to have two main functions: 1. Estimate weight and hand wrist circumference based on user's height and Body Mass Index (BMI) health status e.g underweight, ideal weight, overweight, obese. 2. Utilise the wrist circumference to determine the appropriate watch size. The ideal candidate able to undertake this task should have proficient skills in Shopify application development and a clear understanding of BMI calculations. Any previous experience with crafting calculators for eCommerce would be considered a plus. Key Requirements: - Develop a height and BMI health status input system - Formulate algorithm for estimating weight and hand ...
I'm looking for a sleek and professional proposal template for our software company - to deliver to our clients with the pricing. The design should be made with our company branding (that still needs to be developed). The template should include the following sections: 1. Front page: General with the quote on top: Build a next level company | and also our next lvl company. 2. Inspiring page with a location where we can add info about our future. 3. Table of contents with a welcomming text to the top; Welcome to our business proposal to help you grow... 4. About our company, place to add text with a picture, and then below our mission and vision statement. 5. Here you can add The team, with the option to add a picture and a short description next to it with the two founders....
...conversion, specifically the AC to DC conversion process (SMPS). The purpose of this project is to design and implement an AC to DC converter to serve as a power supply for an electronic device. The ideal candidate should have: - Extensive knowledge and experience in power electronics and circuit design - Proven experience in designing and troubleshooting SMPS Your responsibilities will include: - Designing a robust SMPS following given specifications - Validating the design through physical prototyping (dot board preferred) - Sharing the voltage sweep results with the proto Requirements: - Primary side: 90 VAC - 250 VAC input - Secondary side: 24 VDC (2A) and 15 VDC (3 A) (on the same transformer) - Should use UC3845 current control chip only - Smallest p...
I need a proficient Excel wizard to design a property investment calculator for me. The calculator will be used to determine the total cost of purchasing and building a small investment property. Here are some of the features I need it to have Input property costs, land and build. A time frame for build variable Calculation of progressive interest being charge as the house is being constructed. This amount is combined with Council rates Builders deposit, legals and other costs Total cost - Expense Calculation: This will specifically account for property taxes. - Adjustable Mortgage Rates: The calculator must be capable of taking into account changes in mortgage rates over time. I will provide an example for reference. Excel efficiency, financial mod...
...need a website that allows us to provide pre-employment assessments for our clients. Nothing we need is new, and building from existing tools is acceptable. 1) Website. For the most part, pretty standard stuff. Other than this we would want: a) a test library so that people can see what tests we offer (but not the entire test, just a description or some example questions), and b) an ROI calculator - where the user can specify some details about number of jobs etc and we can show the ROI. We will provide the mathematical calculations. 2) Candidate Portal. Applicant needs to be able to: a) redirect to this from the job board or company career page, b) create an account and create and/or edit candidate profile. Profile could (optionally) be created at the same time as fi...
...item on the left in Laravel. 5. Correct CSV download functionality in Contacts, ensuring filters, headers, and special characters are handled properly in Laravel. 6. Enable clicking anywhere on the contact data table to open the view of that particular contact in Laravel. 7. Remove the display of the last date from the top of the contact view in Laravel. 8. Adjust calendar functionality to match design specifications in Laravel. 9. Ensure tasks are displayed on the task list page in Laravel. 10. Add task filter options by status on the task page in Laravel. 11. Change the title on the quote page from "Invoice" to "Add Quote" in Laravel. 12. Fix the functionality of discounts on the quote creation page in Laravel. 13. Resolve date picker issues on the edit job ...
Hello! Please read carefully before bidding. In a frontend web design to be converted to PHP/HTML. This is a shipping website with one main function: A shipping calculator. Custom built, no API. Primary objective: 1) Customer chooses from country and to country (Very similar to this website's interface: ). 2) After the customer gets a rate from two couriers only (UPS and FedEx) and multiple shipping services, the customer provides more information about three things: A) The sender. B) The receiver. C) The package. Then a customer checks out using Paypal. Secondary objective but not as important or could done possibly at a later phase: 1) Package tracking which possibly needs an API. 2) Basic signup and sign-in menu similar to this of
I recently acquired a Table Calculator website but without the source code. The current version is outdated and lacks the functionality I need. I'm looking for a skilled developer to recreate the website from scratch with some added features.
...developer to build a website for , a company specializing in property and business loans overseas. The website should support multiple languages and feature a multi-currency loan calculator, secure loan application processing, and user account management. Objectives: Develop a clean, professional-looking website using WordPress. Include key functionalities such as a loan calculator, multi-language support, secure application forms, and customer login areas. Required Features: Multi-currency loan calculator Secure application processing User registration and management Responsive design for all devices SEO-friendly structure Skills Required: Proficient in WordPress, PHP, HTML, CSS, and JavaScript Experience with financial services websites is a plus Abilit...
I need a PHP script to calculate working hours based on the start and end time. The script should: - Calculate working hours based on the start and end time - Handle only standard working hours - Automatically deduct a fixed break time Ideal skills and experience for this project include: - Strong PHP programming skills - Experience with time and date calculations - Understanding of working hour calculations and break time deductions - Ability to create a clean and efficient script
I'm in need of an experienced IoT device developer to create a production-level device specifically tailored to calculate current flowing through a phase in a transformer. Ideally, the skill-set of the successful freelancer will include: - Experience with ESP3266 and clamp current sensor. - Expertise in the development of IoT devices that can perform real-time monitoring. - Capable of crafting a solution that concentrates specifically on current level monitoring. - Should be more efficient and accurate current flow value - AWS iot core experience will advantage - Open for suggestions for production level. This project could potentially roll into a long-term contract depending on the success of the initial task. So, if you have the skills and experience, please place your bi...
...Users must be able to place buy and sell orders directly from the app. - Portfolio Management: A feature for tracking and managing their investment portfolios. - Research and Analysis Tools: The app should include tools that allow users to conduct in-depth research and analysis. - Watchlist: Users should be able to create and manage watchlists of stocks or other financial instruments. - Position Calculator: A tool for calculating the position size for a given trade. Ideal Skills: - Proficiency in Android and iOS development - Experience in creating trading or finance-related applications - Strong understanding of real-time data integration - Expertise in creating intuitive, user-friendly interfaces - Knowledge of security and data protection best practices in finance application...
I am seeking a seasoned Android mobile app and website developer. The project involves creating a platform for relocation and transportation services which necessitates intricate features and functions. Key Features: - User registration and login - GPS tracking - Quote calculator - Payments and billing Your role will require you to design these components while ensuring seamless user experience and intuitive interface. There's also a need for payment gateway integration. Specifically, the platform must be able to accept transactions via PayPal. Experience with PayPal API is considered a huge plus. Ideal freelancer for this project will have: - Extensive experience in Android app and website development - Portfolio of complex apps with registration, location tracking...
I am seeking an industry-savvy content writer to craft articles that can help drive traffic to our website, promoting our R&D tax credit claims calculator. The project requirements include: - Creation of engaging content: I need articles that can captivate and inform the readers while promoting our no win no fee R&D tax credit services. - SEO optimization: The articles should be optimized for search engines to help increase our website's visibility. - Industry Understanding: It's crucial that the content writer has a good grasp of the R&D Tax Credit Claims industry to produce accurate and relevant content. - No win no fee basis: Understanding of how the no win no fee basis works is a plus as well. The role of the content writer would be to engage the audienc...
PLEASE CONTACT ONLY IF YOU UNDERSTAND THE PROJECT DESCRIPTION. I'm in need of a custom WP-PHP plugin for my shipping company. The plugin will primarily cater to our end customers, offering automated shipping label generation for their convenience. Key Features: - Automate...towards our end customers. It should be user-friendly and intuitive for non-technical users. Ideal Skills: - Proficient in WordPress and PHP development. - Experience in developing custom plugins for WordPress. - Familiarity with shipping and e-commerce functionalities is a plus. - Strong UI/UX design skills to ensure the plugin is user-friendly for our customers. We we already have: Front-end design shipping calculator made by Php row code Booking System made by forminator plugin Tax...
I am seeking a competent freelancer with exceptional skills in Python, data science, AI and image processing, to undertake a pixel prediction project. Key Task: - Implement a transformer-based pixel prediction using Python with a focus on image data. Key Deliverables: - Leverage your expertise in Python to develop a high-performance pixel prediction algorithm. - Utilize image data efficiently for the prediction process. - Present the outcome of the prediction in the form of insightful visual graphs. Desirable Experience: - Extensive knowledge in Python programming - Familiarity with image data processing and analysis - Previous experience in AI and predictive modelling - Proven track record in creating visually appealing and easily understood graphical data presentations. Your...
I'm seeking a talented illustrator to create a professional yet cartoon-ish vector graphic for my business. Key Details: - Style: Cartoon-ish, but with a professional and business-like undertone - Elements: It should include business people, office-related elements like a document, calculator, money, and a pen. - Color Scheme: I have a specific color example that I'll provide for guidance. Ideal Skills and Experience: - Strong background in graphic illustration, particularly in creating cartoon-ish yet professional images - Proficiency in vector graphic software - Ability to incorporate various elements into a cohesive and engaging image - Strong communication skills to understand and implement my vision - Flexibility to make revisions if needed, within a reasonable s...
...CUDA, cuDNN, and Anaconda, to help configure my Windows system. the GPU cuda was working , and wen I tired to use ViT (Vision Transformer) and I installed I got some error and does not work any more Key requirements include: - Setting up CUDA and cuDNN on my Windows system using Anaconda. The specific Anaconda version being used is yet to be determined. - Comprehending the exact statuses of the graphics card installed in my system. - Demonstrating how to utilize the GPU in Jupyter Notebook with Vision Transformer (ViT). The essence of this project is to gain a grasp on how to leverage GPU resources efficiently and then apply those skills into the Vision Transformer. The task requires a high level of competency in various tools and the ability to deliver swif...
...reliable professional to assist me in finding a cost-effective land rental in Zambia for a Bitcoin mining operation. The chosen freelancer will help me with the following tasks: - Research and identify suitable land for Bitcoin mining in Zambia - Find out the rental cost of land suitable for Bitcoin Mining - Find out the the cost to install 250kva transformer in the proposed Land - Find out the power cost per kilo-watt hour when using 250kva transformer - Consider the best location in terms of cost-effectiveness for the Bitcoin mining operation Skills required for this project include: - Strong research skills, particularly in the Zambian market - Excellent negotiation abilities - Knowledge of the cryptocurrency industry, particularly Bitcoin mining - An understanding ...
I'm looking for a skilled developer to create a comprehensive stock screener and option calculator. This tool should provide real-time stock data and facilitate in-depth analysis of equities, ETFs, and index options. Key Features: - Real-time Stock Data: The tool should be able to fetch and display real-time stock information for the selected equities, ETFs, and index options by using APIs. - Customizable Filters: I need the ability to set up and save customized filters based on specific criteria such as price, volume, and market cap. - Historical Data Analysis: It is important that the tool can analyze historical data, enabling me to make more informed decisions. Ideal Skills and Experience: - Proficient in working with live stock data APIs. - Strong background in financial...
...training program sheet for my clients. The ideal candidate would have a strong understanding of exercise physiology and program design, as well as extensive experience in personal training. The program should cater for three main fitness goals: - Weight loss - Muscle building - Endurance training It should also cater to two levels of fitness experience: - Beginners - Intermediate The training frequency may vary, though it typically falls between 3-5 days a week. I need the program to be versatile and adjustable according to the individual's schedule. Include - Nutrition - Graph for progress (weight, fat percentage, habit tracking, calories/steps calculator) whether fitness watch can be attached) Skills and Experience: - Certified personal trainer or equivalent...
Kulvinder here is $150 for now work on the fencing the transformer, I will send image of disconnect switch and also pepsi machine
I need a professional to design and create a comprehensive, interactive website for my financial firm. The website's primary purpose is to serve as an e-commerce platform, offering financial services and information to a diverse audience. Key Features: • Client login portal - For personalized services and transactions • Investment calculator - To help clients determine potential investment returns • Interactive charts - To visually represent financial data • Educational Section - For financial literacy and investment education • Live Trading Model - To show real-time trading scenarios • AI Integration - For smart, automated recommendations Target Audience: Our services cater to both individual and institutional investors. We need a plat...
allo, i have a calculator code and i cant open it , it says // a jni error has occurred please check your installation and try again // or // a java exception has occurred// can you help me to solve the problem ?
