# Cursor 3.20.21 Windows Agent returns \[internal\] internal error

**URL:** <https://forum.cursor.com/t/cursor-3-20-21-windows-agent-returns-internal-internal-error/172055>\
**Category:** Bug Reports\
**Tags:** chat, networking\
**Created:** [September 17, 2026, 4:16pm UTC](https://forum.cursor.com/t/cursor-3-20-21-windows-agent-returns-internal-internal-error/172055 "2026-09-17T16:16:54Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![deanrie](https://sea3.discourse-cdn.com/cursor1/user_avatar/forum.cursor.com/deanrie/32/1263_2.png) [@deanrie](https://forum.cursor.com/u/deanrie)\
**Post date:** [September 17, 2026, 4:24pm UTC](https://forum.cursor.com/t/cursor-3-20-21-windows-agent-returns-internal-internal-error/172055/3 "2026-09-17T16:24:47Z")

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A post was merged into an existing topic: [Cloud agents no longer working at all](https://forum.cursor.com/t/cloud-agents-no-longer-working-at-all/172046)

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