String Replacement Failure in Claude Code CLI

Bug Description
Claude Code just crashed with this error message:

node:internal/process/promises:394
triggerUncaughtException(err, true / fromPromise /);
^
Error: String not found in file. Failed to apply edit.
at gO (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1720:546)
at nF5 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1979:9834)
at F (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1979:8812)
at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1979:9078
at GI (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:21374)
at VY (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:40861)
at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:39057
at vP1 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:76:79278)
at Immediate.SP1 [as _onImmediate] (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:76:79696)
at process.processImmediate (node:internal/timers:511:21)
Node.js v23.6.0

Environment Info

• Platform: darwin
• Terminal: vscode
• Version: 1.0.31
• Feedback ID: 75b13a51-bed6-4b8f-947e-a87e8d4d21f7

Errors

[{"error":"SyntaxError: Unexpected token '/', \"/Users/q28\"... is not valid JSON\n    at JSON.parse (<anonymous>)\n    at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:573:9976\n    at Q (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:526:17199)\n    at q2A.<anonymous> (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2491:111)\n    at q2A.B [as _actionHandler] (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:516:528)\n    at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:520:3127\n    at q2A._chainOrCall (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:520:1694)\n    at q2A._parseCommand (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:520:3103)\n    at q2A.parseAsync (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:517:4195)\n    at jq5 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2501:3231)","timestamp":"2025-06-21T06:08:46.561Z"},{"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 genericNodeError (node:internal/errors:983:15)\n    at wrappedFn (node:internal/errors:537:14)\n    at checkExecSyncError (node:child_process:882:11)\n    at execSync (node:child_process:954:15)\n    at NZ (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:700:3921)\n    at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:622:9014\n    at Q (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:526:17199)\n    at GX (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:622:8160)\n    at fS (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:622:7241)\n    at R9 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:622:11408)","timestamp":"2025-06-21T06:08:47.053Z"},{"error":"Error: Command failed: /opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/vendor/ripgrep/arm64-darwin/rg -Uli --multiline-dotall Upload New File|pink|{.*} --glob **/*.{jsx,tsx,js,ts,html,css} /Users/q284340/Agentic/coding\nrg: regex parse error:\n    (?:Upload New File|pink|{.*})\n                            ^\nerror: repetition operator missing expression\n\n    at genericNodeError (node:internal/errors:983:15)\n    at wrappedFn (node:internal/errors:537:14)\n    at ChildProcess.exithandler (node:child_process:414:12)\n    at ChildProcess.emit (node:events:507:28)\n    at ChildProcess.emit (node:domain:489:12)\n    at maybeClose (node:internal/child_process:1101:16)\n    at Socket.<anonymous> (node:internal/child_process:457:11)\n    at Socket.emit (node:events:507:28)\n    at Socket.emit (node:domain:489:12)\n    at Pipe.<anonymous> (node:net:351:12)","timestamp":"2025-06-21T06:09:47.316Z"}]