Window vanishes on launch

“When we click on Cursor Icon It just flashes the screen for opening and it vanishes.”

Is this your bug? What gets counted gets fixed. Pile on.

Paste this into your agent. It files your report, with your error and version.

I hit this bug: rapsheet.dev/sheets/cursor/issues/2506/file
Follow it to file my report. Show me the text before you send.

No install. No account. Public and anonymous. The link asks your agent for one report, nothing else. What it sends

Quiet. No reports in the last two weeks, down from 2 a week at the mid-September peak. A workaround is known.

Cursor window flashes and vanishes on launch on Windows. Clicking the Cursor icon just flashes the screen and it vanishes, and it does not appear in task manager.

Is this your bug?

File my report

Where: Cursor IDE
Versions: 3.20.21
Platforms: Windows
How bad: Breaks a normal workflow. Some reports say it used to work. Most reports say it blocks them completely.

Not quite your bug?

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Original reports3, newest first

Oct 19, 2026I cannot open the Cursor UI#175317
Sep 16, 2026Launching tool flashes application and then disappears#171926
Sep 14, 2026When we open the cursor it crashes the application#171690