# Compile Script error

**URL:** https://discourse.psychopy.org/t/compile-script-error/20963
**Category:** Builder
**Created:** [March 3, 2021, 8:30pm UTC](https://discourse.psychopy.org/t/compile-script-error/20963 "2021-03-03T20:30:45Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![mattrex](https://avatars.discourse-cdn.com/v4/letter/m/5f9b8f/32.png) [@mattrex](https://discourse.psychopy.org/u/mattrex)
#### Post date: [March 3, 2021, 8:30pm UTC](https://discourse.psychopy.org/t/compile-script-error/20963/1 "2021-03-03T20:30:45Z")

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The error message below happens when I try to compile a script from builder. Please help!

Traceback (most recent call last):  
File “C:\Program Files\PsychoPy3\lib\site-packages\psychopy\app\builder\builder.py”, line 1185, in compileScript  
if self.app.prefs.general[‘useRunner’]:  
File “C:\Program Files\PsychoPy3\lib\site-packages\configobj.py”, line 554, in **getitem**  
val = dict. **getitem** (self, key)  
KeyError: ‘useRunner’

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### Author: ![TParsons](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.psychopy.org/tparsons/32/8301_2.png) [@TParsons](https://discourse.psychopy.org/u/TParsons)
#### Post date: [March 4, 2021, 11:12am UTC](https://discourse.psychopy.org/t/compile-script-error/20963/2 "2021-03-04T11:12:36Z")

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What version are you using? This bug cropped up in the early 2020.2.x releases but shouldn’t be an issue in newer versions, if you update to a newer version does this still happen?

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<div class="post-metadata">

### Author: ![mattrex](https://avatars.discourse-cdn.com/v4/letter/m/5f9b8f/32.png) [@mattrex](https://discourse.psychopy.org/u/mattrex)
#### Post date: [March 5, 2021, 9:00pm UTC](https://discourse.psychopy.org/t/compile-script-error/20963/3 "2021-03-05T21:00:49Z")

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I did have 2020.2.3 and so installing the new one fixed the problem. Thank you very much!