# panic: runtime error

**URL:** https://forum.syncthing.net/t/panic-runtime-error/12215
**Category:** Support
**Created:** [September 24, 2018, 2:43pm UTC](https://forum.syncthing.net/t/panic-runtime-error/12215 "2018-09-24T14:43:10Z")
**Posts on this page:** 1
**Showing post:** 6

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### Author: ![imsodin](https://forum.syncthing.net/user_avatar/forum.syncthing.net/imsodin/32/3317_2.png) [@imsodin](https://forum.syncthing.net/u/imsodin)
#### Post date: [September 24, 2018, 8:51pm UTC](https://forum.syncthing.net/t/panic-runtime-error/12215/6 "2018-09-24T20:51:19Z")

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The env var is `STTRACE` and the value `db,model`. I don’t know about env vars on windows, searching for it brought up a thread of yours with info on it: [Windows or Mac and GOMAXPROCS](https://forum.syncthing.net/t/windows-or-mac-and-gomaxprocs/10992)

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