Failure to Update CLAUDE.md File During Conversation

Bug Description
claude exits with an error when asked to update it's CLAUDE.md file

Environment Info

• Platform: darwin
• Terminal: vscode
• Version: 1.0.30
• Feedback ID: f951d4c6-6d00-46b6-96ae-654276b22d02

Errors

[{"error":"Error: Command failed: security find-generic-password -a $USER -w -s \"Claude Code\"\nsecurity: SecKeychainSearchCopyNext: The specified item could not be found in the keychain.\n\n    at __node_internal_genericNodeError (node:internal/errors:865:15)\n    at checkExecSyncError (node:child_process:890:11)\n    at execSync (node:child_process:962:15)\n    at NZ (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:699:3921)\n    at file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:622:9014\n    at Q (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:526:17199)\n    at QX (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:622:8160)\n    at kS (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:622:7241)\n    at L9 (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:622:11408)\n    at BH1 (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:1672:5410)","timestamp":"2025-06-20T13:02:10.896Z"},{"error":"Error: Language not supported while highlighting code, falling back to markdown: \n    at nD (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:1467:1184)\n    at file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:1467:912\n    at Array.map (<anonymous>)\n    at _K (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:1467:903)\n    at o$2 (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:1915:9268)\n    at PE (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:80:19803)\n    at gT (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:42555)\n    at vT (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:38104)\n    at Nq (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:38032)\n    at nE (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:37886)","timestamp":"2025-06-20T13:02:12.761Z"},{"error":"Error: String not found in file. Failed to apply edit.\n    at gO (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:1602:546)\n    at bt1 (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:1602:104)\n    at Object.renderToolUseRejectedMessage (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:1612:3404)\n    at h$2 (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:1915:2844)\n    at PE (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:80:19803)\n    at gT (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:42555)\n    at vT (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:38104)\n    at Nq (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:38032)\n    at nE (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:37886)\n    at pW (file:///Users/newuser/.nvm/versions/node/v18.19.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:34976)","timestamp":"2025-06-20T13:02:12.796Z"}]