New version of Psychopy doesn't compile script

**I also encountered a similar problem in the MacOS as below**
**================================================**
**Traceback (most recent call last):**
**  File “/Applications/PsychoPy.app/Contents/Resources/lib/python3.6/psychopy/app/builder/builder.py”, line 1185, in compileScript**
**  File “configobj.pyc”, line 554, in __getitem__**
**KeyError: ‘useRunner’**
**============================================================**

**and I cannot find userPrefs.cfg file anywhere**