Problem with HTML

Online experiments
1

Problem with HTML
Hi everybody
When I am starting to create HTML file I am getting this traceback error so the HTML file doesn’t include javascript and the online experiment does not begin could you please help me with that?
The errror message is
Traceback (most recent call last):
File “C:\Program Files\PsychoPy3\lib\site-packages\psychopy\app\builder\builder.py”, line 719, in fileExport
target=“PsychoJS”)
File “C:\Program Files\PsychoPy3\lib\site-packages\psychopy\scripts\psyexpCompile.py”, line 73, in generateScript
compileScript(infile=exp, version=None, outfile=filename)
File “C:\Program Files\PsychoPy3\lib\site-packages\psychopy\scripts\psyexpCompile.py”, line 242, in compileScript
_makeTarget(thisExp, outfile, targetOutput)
File “C:\Program Files\PsychoPy3\lib\site-packages\psychopy\scripts\psyexpCompile.py”, line 214, in _makeTarget
script = thisExp.writeScript(outfile, target=targetOutput, modular=True)
File “C:\Program Files\PsychoPy3\lib\site-packages\psychopy\experiment_experiment.py”, line 251, in writeScript
self_copy._currentRoutine.writeRoutineBeginCodeJS(script, modular)
File “C:\Program Files\PsychoPy3\lib\site-packages\psychopy\experiment\routine.py”, line 277, in writeRoutineBeginCodeJS
thisCompon.writeRoutineStartCodeJS(buff)
File “C:\Program Files\PsychoPy3\lib\site-packages\psychopy\experiment\components_base.py”, line 202, in writeRoutineStartCodeJS
self.writeParamUpdatesJS(buff, ‘set every repeat’)
File “C:\Program Files\PsychoPy3\lib\site-packages\psychopy\experiment\components_base.py”, line 405, in writeParamUpdatesJS
target=“PsychoJS”)
File “C:\Program Files\PsychoPy3\lib\site-packages\psychopy\experiment\components_base.py”, line 399, in writeParamUpdates
target=target)
File “C:\Program Files\PsychoPy3\lib\site-packages\psychopy\experiment\components_base.py”, line 435, in writeParamUpdate
valStr = str(val).strip()
TypeError: str returned non-string (type NoneType)

2

Hi negin,

This is an issue with the builder. Could you repost this issue in the builder category? Then we’re sure the right team members pick it up.

Best, Thomas