# Main thread gets stuck on left mouse down

**URL:** <https://discourse.libsdl.org/t/main-thread-gets-stuck-on-left-mouse-down/22753>\
**Category:** SDL Development\
**Created:** [July 5, 2017, 12:11pm UTC](https://discourse.libsdl.org/t/main-thread-gets-stuck-on-left-mouse-down/22753 "2017-07-05T12:11:45Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![amruthraj](https://discourse.libsdl.org/letter_avatar_proxy/v4/letter/a/e9c0ed/32.png) [@amruthraj](https://discourse.libsdl.org/u/amruthraj)\
**Post date:** [July 7, 2017, 7:10am UTC](https://discourse.libsdl.org/t/main-thread-gets-stuck-on-left-mouse-down/22753/3 "2017-07-07T07:10:28Z")

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Thanks for the reply Eric.

Yes, that’s exactly my observation too. Once in fullscreen, I don’t see the need for this flag to be present. When I clear the flag in windowDidEnterFullScreen, the issue no longer repros.

Let me raise a bug for tracking this.

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