Watch this showcase to see the interface and capabilities of the Dex Explorer 2.0 in action: Roblox Script Showcase Episode#661/Dex Explorer 2.0 Dark Eccentric YouTube• Aug 3, 2017
npm run start:mempool
By the time you master the V2 script, the industry will be moving toward V3. What features are likely coming? dex explorer v2 script
| Error Code | Likely Cause | Solution | | :--- | :--- | :--- | | RPC Error: Limit Exceeded | Too many historical queries | Implement setTimeout loops or downgrade to a slower polling rate. | | UniswapV2Library: INSUFFICIENT_INPUT_AMOUNT | Attempting to simulate a swap on a low-liquidity pair | Add a liquidityThreshold filter to ignore pairs under $5k. | | WebSocket is not open: readyState 3 | Connection dropped due to inactivity | Enable WebSocket auto-ping/pong keepalive in your config. | | Cannot read property 'map' of undefined | The contract ABI mismatch | Update the ABIs from the official DEX GitHub repository. | Watch this showcase to see the interface and
Always keep a clean version of the Dex source code in a private notepad or GitHub gist. This ensures you have a reliable tool ready whenever your project hits a roadblock. | Always keep a clean version of the
| Issue | Solution | |-------|----------| | RPC rate limiting | Use multiple fallback RPCs + rate limiter ( p-limit ) | | Too many pools | Cache pool addresses in PostgreSQL; update every 100 blocks | | Mempool spam | Filter by to address = known router contracts | | Price stale | Use WebSocket subscription to sync events on pools | | Gas for arbitrage | Simulate first with eth_call , then submit via Flashbots |