Complete Fix Guide: Claude File Attachment and Image Recognition Failures
Solve issues where PDFs, images, or text files attached to Claude aren't loading or throw errors. This guide covers file format support, size limits, and browser settings—everything you need to fix file upload problems.
When Claude Won't Respond, Runs Slow, or Stops Mid-Answer: How I Narrow It Down
A step-by-step way to isolate why Claude isn't responding, is unusually slow, or stops mid-answer: service, browser, then account. Includes a tiny script to measure your own busy hours, fixes for Claude Code Auto Mode and MCP stalls, and how to use the SDK's timeout and automatic retries so unattended jobs never freeze in silence.
How to Fix the "Tool Result Could Not Be Submitted" Error in Claude
A practical guide to diagnosing and fixing the "tool result could not be submitted" error in Claude's tool use API, based on real development experience.
When Claude Says 'Failed to Send Message' — A Practical Triage and Recovery Guide
Why Claude shows 'Failed to send message' — broken down into five real causes, with a quick triage order and practical fixes for each.