[Bug] AskUserQuestion in slash commands returns empty answers without rendering UI

Bug Description
in Claude Code — AskUserQuestion in slash commands returns empty answers without rendering UI

Environment Info

• Platform: darwin
• Terminal: iTerm.app
• Version: 2.1.63
• Feedback ID: 11b3e5a7-c918-434e-9257-d68d7fbb759f

The image shows claude auto filing user answered questions without asking.
<img width="1000" height="646" alt="Image" src="https://github.com/user-attachments/assets/14ec8849-5865-4d3c-955f-36fc250826e4" />

Errors

[{"error":"Error\n    at YM (/$bunfs/root/claude:92:1144)\n    at <anonymous> (/$bunfs/root/claude:93:10067)\n    at emit (node:events:92:22)\n    at endReadableNT (internal:streams/readable:861:50)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:95:2149)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-03T17:27:38.820Z"},{"error":"Error\n    at YM (/$bunfs/root/claude:92:1144)\n    at <anonymous> (/$bunfs/root/claude:93:10067)\n    at emit (node:events:92:22)\n    at endReadableNT (internal:streams/readable:861:50)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:95:2149)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-03T17:27:38.820Z"},{"error":"Error\n    at YM (/$bunfs/root/claude:92:1144)\n    at <anonymous> (/$bunfs/root/claude:93:10067)\n    at emit (node:events:92:22)\n    at endReadableNT (internal:streams/readable:861:50)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:95:2149)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-03T17:27:38.822Z"},{"error":"Error: 1P event logging: 35 events failed to export (status=429, code=ERR_BAD_REQUEST, Request failed with status code 429)\n    at queueFailedEvents (/$bunfs/root/claude:6264:2403)\n    at async doExport (/$bunfs/root/claude:6264:1310)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-03T17:27:40.824Z"},{"error":"Error: {\"message\":\"Failed to export 35 events (status=429, code=ERR_BAD_REQUEST, Request failed with status code 429)\",\"originalLine\":\"6264\",\"originalColumn\":\"1462\",\"line\":\"6264\",\"column\":\"1462\",\"sourceURL\":\"/$bunfs/root/claude\",\"stack\":\"Error: Failed to export 35 events (status=429, code=ERR_BAD_REQUEST, Request failed with status code 429)\\n    at doExport (/$bunfs/root/claude:6264:1462)\\n    at processTicksAndRejections (native:7:39)\",\"name\":\"Error\"}\n    at error (/$bunfs/root/claude:2402:25029)\n    at <anonymous> (/$bunfs/root/claude:119:92465)\n    at A4D (/$bunfs/root/claude:119:93009)\n    at <anonymous> (/$bunfs/root/claude:120:17366)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-03T17:27:40.824Z"},{"error":"Error\n    at YM (/$bunfs/root/claude:92:1144)\n    at <anonymous> (/$bunfs/root/claude:93:10067)\n    at emit (node:events:92:22)\n    at endReadableNT (internal:streams/readable:861:50)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:95:2149)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-03T17:27:43.268Z"},{"error":"Error\n    at YM (/$bunfs/root/claude:92:1144)\n    at <anonymous> (/$bunfs/root/claude:93:10067)\n    at emit (node:events:92:22)\n    at endReadableNT (internal:streams/readable:861:50)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:95:2149)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-03T17:27:43.275Z"},{"error":"Error\n    at YM (/$bunfs/root/claude:92:1144)\n    at <anonymous> (/$bunfs/root/claude:93:10067)\n    at emit (node:events:92:22)\n    at endReadableNT (internal:streams/readable:861:50)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:95:2149)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-03T17:27:43.275Z"},{"error":"Error\n    at YM (/$bunfs/root/claude:92:1144)\n    at <anonymous> (/$bunfs/root/claude:93:10067)\n    at emit (node:events:92:22)\n    at endReadableNT (internal:streams/readable:861:50)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:95:2149)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-03T17:27:43.275Z"},{"error":"Error\n    at YM (/$bunfs/root/claude:92:1144)\n    at <anonymous> (/$bunfs/root/claude:93:10067)\n    at emit (node:events:92:22)\n    at endReadableNT (internal:streams/readable:861:50)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:95:2149)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-03T17:27:43.284Z"},{"error":"Error\n    at YM (/$bunfs/root/claude:92:1144)\n    at <anonymous> (/$bunfs/root/claude:93:10067)\n    at emit (node:events:92:22)\n    at endReadableNT (in…

Note: Content was truncated.