OrderSend error 131 when publishing an EA

I am looking for an expert MQL5 developer to build a robust, professional Expert Advisor for Gold (XAUUSD). The EA must be Event-Driven (OnTick) with no 'Sleep' functions, ensuring instant execution. ​ Core Logic: ​ Grid Strategy: Start with 0.02 Buy/Sell. Lot size sequence: 0.02, 0.03, 0.05, 0.09, 0.14, 0.26, 0.44, 0.75, 1.28, 2.18 (Max 10 steps). ​ Dynamic TP: Total basket TP must update instantly upon new order

I have an expert advisor's investor login. I want you to study it and make me the exact same EA. There should be absolutely no differences or mistakes. You should have great observation skills for this aswell

I am looking for an experienced MQL5 or MQL4 developer with a strong background in low-latency algorithmic trading, market data integration, arbitrage and execution optimization. The project involves developing a high-performance HFT Expert Advisor (EA) for XAUUSD or US30 on IC Markets that is designed for robust execution in both demo and live environments. The EA may use market data feeds (such as lmax,one zero or

I am looking for an experienced MQL5 or MQL4 developer with a strong understanding of high-frequency trading (HFT) concepts who can explain how certain HFT-style strategies have historically been able to pass proprietary firm evaluations while also being profitable on demo accounts and capable of transitioning successfully to live trading. I am interested in understanding the legitimate trading logic, execution

And let's talk about Linux and more about those technologies, ideas, those AI ideas.Let's make an AI technology summit for us base on wgat i wanna build and their example pictures of roadmapBoss can we take those idea all we've talked about base on technology, tech, UI...J.A.R.V.I.S...eDEX-UI into reality (solution) using laptop cause I think it give accces to build app amd more

I am looking for an experienced MQL5 developer to code a custom Expert Advisor for MetaTrader 5 based on my own private trading strategy.I have all the specific entry rules, exit conditions, and risk management parameters fully prepared. I will share these exact details with the selected developer via direct message once the job is initiated.The final delivery must include the clean, fully commented source code (.mq5

Hello, I'm interested in a quote to convert my manual trading strategy into an automated strategy for NinjaTrader. Please note, I would like the quote based on the work and not my available budget; therefore, I entered $5 for the budget. Additionally, I would appreciate knowing how long it would take to build/test. I would prefer to have it sooner rather than later but selected 7 days not knowing how long it takes to

Title: Need MT4 Expert Advisor for XAUUSD (SMC/ICT Strategy) Requirements: I need a professional MT4 Expert Advisor (EA) for XAUUSD based on Smart Money Concepts (SMC) / ICT strategy. Features: - Platform: MetaTrader 4 (MT4) - Symbol: XAUUSD - Automatic Buy and Sell trades. - Detect market trend automatically. - Use Break of Structure (BOS) and Change of Character (CHoCH) for trend confirmation. - Enter trades only

The EA must be fully automated , backtest-friendly , prop-firm-safe , and built with a clean modular architecture . Core Strategy Requirements 1. Higher Timeframe Bias Use D1 and H4 . Use 200 EMA as trend filter: If price is above 200 EMA on both D1 and H4 -> allow BUY only If price is below 200 EMA on both D1 and H4 -> allow SELL only If D1 and H4 are not aligned -> no trade 2. Market Structure Module Detect and

Pine Script Integration Request (Experienced Coders Only) I am looking for a highly experienced Pine Script developer to integrate a Demand & Supply Zone module into my existing indicator. Requirements Keep my current indicator (Rudy) exactly as it is. Do NOT modify, remove, or alter any existing logic, calculations, signals, alerts, or visual elements. Add only the Demand & Supply Zone boxes from a second Pine