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Tahir Nazir

Engineering notes on AI systems, web architecture, and shipping product.

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Windows-specific developer failures: Claude Code Raw mode errors from Git Bash, PATH and 32-bit PowerShell traps, MCP servers that will not spawn npx, and ports that netstat says are free but Windows has reserved.

Articles with this tag

Claude SneakPeek Vulnerability: Is Your Claude Desktop Patched?
SneakPeek let a booby-trapped HTML file steal SSH keys and cloud credentials through Claude Code Desktop's preview pane. It was fixed in August in Claude Desktop 1.30096.1. Here's a one-line check I tested on Windows, and why it has nothing to do with the claude-sneakpeek tool.TroubleshootingAI EngineeringOctober 15, 202611 min read
[WinError 10013] 'Access a Socket in a Way Forbidden': Windows Reserved the Port
Your port is free, netstat shows nothing on it, and Windows still refuses it with 'forbidden by its access permissions'. I reproduced it in Node and Python: the port sits in a range Windows has reserved, and here's how to see the list and get the port back.TroubleshootingWeb DevelopmentOctober 10, 202614 min read
Claude Code 'Raw Mode Is Not Supported' on Windows? Match the Error First
Raw mode is not supported, 'claude' is not recognized, 32-bit Windows, Exec format error on WSL1 — five different Windows startup failures that get treated as one problem. Each has a distinct cause and a distinct fix, and four of them aren't install failures at all.TroubleshootingAI EngineeringAugust 21, 20269 min read
MCP Server Not Showing Up or 'Failed to Connect' in Claude Code? Read the Status First
Your MCP server is configured but Claude can't see it. `claude mcp list` tells you which of five different problems you actually have — pending approval, a failed spawn, a Windows .cmd shim, zero advertised tools, or a server that was never in the list to begin with.TroubleshootingAI EngineeringAugust 11, 202612 min read

More topics

AI Engineering
Web Development
#Claude Code
#Troubleshooting
#AI Agents
#Developer Tools
#Enterprise
#Security
#Auto Mode
#Next.js
#Networking
#Codex
#Cost Optimization
#MCP