[Bug] Performance degradation or unexpected behavior with Claude Opus model

Bug Description
opus not at its best. something is off.

Environment Info

• Platform: linux
• Terminal: gnome-terminal
• Version: 2.1.19
• Feedback ID: e51fb715-7216-4d66-995e-2f4f13e26a42

Errors

[{"error":"Error: ENOENT: no such file or directory, scandir '/etc/claude-code/.claude/skills'\n    at Module.readdirSync (node:fs:1583:26)\n    at file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:9:1766\n    at yO (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:8:35112)\n    at Object.readdirSync (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:9:1736)\n    at _D1 (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:2284:369)\n    at file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:2284:4279\n    at q (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:8:6814)\n    at CB2 (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:4920:4362)\n    at file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:4920:6961\n    at q (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:8:6814)","timestamp":"2026-01-25T10:39:48.705Z"},{"error":"Error: ENOENT: no such file or directory, scandir '/home/aamir/.claude/skills'\n    at Module.readdirSync (node:fs:1583:26)\n    at file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:9:1766\n    at yO (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:8:35112)\n    at Object.readdirSync (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:9:1736)\n    at _D1 (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:2284:369)\n    at file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:2284:4322\n    at q (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:8:6814)\n    at CB2 (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:4920:4362)\n    at file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:4920:6961\n    at q (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:8:6814)","timestamp":"2026-01-25T10:39:48.711Z"},{"error":"Error: LSP server plugin:rust-analyzer-lsp:rust-analyzer crashed with exit code 1\n    at ChildProcess.<anonymous> (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:2258:21508)\n    at ChildProcess.emit (node:events:519:28)\n    at ChildProcess.emit (node:domain:489:12)\n    at ChildProcess._handle.onexit (node:internal/child_process:293:12)","timestamp":"2026-01-25T10:39:58.472Z"},{"error":"Error: EISDIR: illegal operation on a directory, read\n    at Module.readFileSync (node:fs:441:20)\n    at file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:9:464\n    at yO (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:8:35112)\n    at Object.readFileSync (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:9:433)\n    at A9K (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:5295:27513)\n    at Object.call (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:3965:942)\n    at A$2 (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:3029:20047)\n    at runNextTicks (node:internal/process/task_queues:65:5)\n    at process.processImmediate (node:internal/timers:453:9)\n    at process.topLevelDomainCallback (node:domain:161:15)","timestamp":"2026-01-25T10:40:54.670Z"},{"error":"Error: 1P event logging: 28 events failed to export\n    at sK6.queueFailedEvents (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:689:2042)\n    at async sK6.doExport (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:689:1197)","timestamp":"2026-01-25T11:45:42.438Z"},{"error":"Error: {\"stack\":\"Error: Failed to export 28 events\\n    at sK6.doExport (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:689:1299)\",\"message\":\"Failed to export 28 events\",\"name\":\"Error\"}\n    at Jf6.error (file:///home/aamir/.nvm/versions/node/v22.21.1/lib/node_m…

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