How to fix the Cursor Connection Error when the agent stops working
The same 'Connection failed' error hides four different causes. Here's how to diagnose which one is hitting you and apply the right fix.
Topic
How To
Tactical how-to / step-by-step / troubleshooting
Agentic workflow vs RPA cost: a 2026 line-item breakdown
RPA or agentic workflow — which is actually cheaper? A worked 24-month cost model across licensing, build, maintenance, and exception handling shows where each model wins and where token spend flips the equation.
Fix "agent execution provider did not respond in time" in Cursor
Match Cursor Agent timeout logs to the right repair: extension isolation, installation verification, managed security or Remote SSH provider registration.
How to fix Claude Code MCP "spawn npx ENOENT" (and "spawn uv ENOENT") on Windows
On Windows, Node's spawn can't find .cmd shims or user-PATH tools like uv. Two fixes: the cmd /c wrapper and the full binary path - plus the plugin-cache gotcha that wipes the patch on update.
How to throw a custom error in an n8n Code node inside a loop
Two patterns for collecting per-item errors in n8n loops without halting the workflow - including the silent colon-truncation bug in Continue mode.
Claude Code and Claude Desktop MCP config file: location and format (Windows/Mac/Linux)
Desktop config paths, the Windows MSIX exception, Claude Code local/user/project scopes, and valid MCP configuration examples checked against current docs.
n8n Code node: how to install and use external npm packages
Allowlist and install external npm packages for the n8n Code node - including the n8n 2.x task-runner gotcha most guides skip.
How to fix n8n nested loops: the inner loop retains completed state bug
The inner Loop Over Items node skips processing after the first outer iteration because it retains its completed state. Here are the three fixes, including the Done-branch chain pattern that avoids the bug entirely.
Fix 'claude mcp add: unknown option --command' in the Claude Code CLI
No --command flag exists. Use -- to pass the command: claude mcp add myserver -- npx -y server. All options go before the server name.
Make scenario won't trigger: 7-step webhook diagnosis
Seven sequential checks to diagnose a Make scenario that won't run: covers webhooks, polling triggers, incomplete executions queue, scheduling, and timezone issues.