opentui: fatal: answer.join is not a function. (In 'answer.join(", ")', 'answer.join' is undefined) #4491

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opened 2026-02-16 17:44:21 -05:00 by yindo · 2 comments
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Originally created by @AndrewRentschler on GitHub (Jan 9, 2026).

Originally assigned to: @rekram1-node on GitHub.

Description

The TUI just told me submit the issue and I followed the link it gave me, I didn't check for duplicates or anything. Sorry I dont have time right now.

TypeError: answer.join is not a function. (In 'answer.join(", ")', 'answer.join' is undefined)
    at format4 (src/cli/cmd/tui/routes/session/index.tsx:2633:19)
    at <anonymous> (../../node_modules/.bun/@opentui+solid@0.1.70+897ebc1644d3edd0/node_modules/@opentui/solid/index.js:148:62)
    at runComputation (../../node_modules/.bun/solid-js@1.9.10/node_modules/solid-js/dist/dev.js:742:22)
    at updateComputation (../../node_modules/.bun/solid-js@1.9.10/node_modules/solid-js/dist/dev.js:724:3)
    at createRenderEffect (../../node_modules/.bun/solid-js@1.9.10/node_modules/solid-js/dist/dev.js:240:75)
    at insert (../../node_modules/.bun/@opentui+solid@0.1.70+897ebc1644d3edd0/node_modules/@opentui/solid/index.js:148:5)
    at <anonymous> (src/cli/cmd/tui/routes/session/index.tsx:2662:19)
    at createRoot (../../node_modules/.bun/solid-js@1.9.10/node_modules/solid-js/dist/dev.js:203:12)
    at <anonymous> (../../node_modules/.bun/solid-js@1.9.10/node_modules/solid-js/dist/dev.js:1173:23)
    at untrack (../../node_modules/.bun/solid-js@1.9.10/node_modules/solid-js/dist/dev.js:475:12)...

Plugins

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OpenCode version

1.1.8

Steps to reproduce

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Originally created by @AndrewRentschler on GitHub (Jan 9, 2026). Originally assigned to: @rekram1-node on GitHub. ### Description The TUI just told me submit the issue and I followed the link it gave me, I didn't check for duplicates or anything. Sorry I dont have time right now. ``` TypeError: answer.join is not a function. (In 'answer.join(", ")', 'answer.join' is undefined) at format4 (src/cli/cmd/tui/routes/session/index.tsx:2633:19) at <anonymous> (../../node_modules/.bun/@opentui+solid@0.1.70+897ebc1644d3edd0/node_modules/@opentui/solid/index.js:148:62) at runComputation (../../node_modules/.bun/solid-js@1.9.10/node_modules/solid-js/dist/dev.js:742:22) at updateComputation (../../node_modules/.bun/solid-js@1.9.10/node_modules/solid-js/dist/dev.js:724:3) at createRenderEffect (../../node_modules/.bun/solid-js@1.9.10/node_modules/solid-js/dist/dev.js:240:75) at insert (../../node_modules/.bun/@opentui+solid@0.1.70+897ebc1644d3edd0/node_modules/@opentui/solid/index.js:148:5) at <anonymous> (src/cli/cmd/tui/routes/session/index.tsx:2662:19) at createRoot (../../node_modules/.bun/solid-js@1.9.10/node_modules/solid-js/dist/dev.js:203:12) at <anonymous> (../../node_modules/.bun/solid-js@1.9.10/node_modules/solid-js/dist/dev.js:1173:23) at untrack (../../node_modules/.bun/solid-js@1.9.10/node_modules/solid-js/dist/dev.js:475:12)... ``` ### Plugins _No response_ ### OpenCode version 1.1.8 ### Steps to reproduce _No response_ ### Screenshot and/or share link _No response_ ### Operating System _No response_ ### Terminal _No response_
yindo added the opentuibug labels 2026-02-16 17:44:21 -05:00
yindo closed this issue 2026-02-16 17:44:21 -05:00
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@github-actions[bot] commented on GitHub (Jan 9, 2026):

This issue might be a duplicate of existing issues. Please check:

  • #7433: opentui - answer.join is not a function error
  • #7392: opentui - answer.join is not a function error (triggered when selecting a session after update)
  • #7412: opentui - answer.join is not a function error (related to task closure and session re-entry)

Feel free to ignore if this is a specific case not covered by the above issues.

@github-actions[bot] commented on GitHub (Jan 9, 2026): This issue might be a duplicate of existing issues. Please check: - #7433: opentui - answer.join is not a function error - #7392: opentui - answer.join is not a function error (triggered when selecting a session after update) - #7412: opentui - answer.join is not a function error (related to task closure and session re-entry) Feel free to ignore if this is a specific case not covered by the above issues.
Author
Owner

@R44VC0RP commented on GitHub (Jan 24, 2026):

Closing as duplicate of #7392 - same answer.join undefined error.

@R44VC0RP commented on GitHub (Jan 24, 2026): Closing as duplicate of #7392 - same `answer.join` undefined error.
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Reference: anomalyco/opencode#4491