Getting an error message when I run all steps from katalon studio web recorder

Hi There

I am getting the following error message when I run steps from
web recorder. I am using chrome on windows Server 2012. I am getting this error
after I update katalon studio from 5.5 to 5.6.

Caught: groovy.lang.MissingMethodException: No signature of
method: TempTestCase1533740532529.findTestData() is applicable for argument
types: (java.lang.String) values: [LTSS-MS-EnD-01_Org_Unit]

groovy.lang.MissingMethodException: No signature of method: TempTestCase1533740532529.findTestData()
is applicable for argument types: (java.lang.String) values:
[LTSS-MS-EnD-01_Org_Unit]

 at  

TempTestCase1533740532529.run(TempTestCase1533740532529.groovy:20)

Attaching a screenshot for your refarences.

Error.png

Which step are you seeing this issue?

Right after navigate to the URL.

hi
i’m also have the same problem.Recording without error but playback ,there most steps has some troubles.Such as cannot caputred the element with user’s message like ‘‘mobile numbers’’ or ‘‘email numbers’’ and also checkbox cannot click.
and the error message is simplely just says not find xxx . it’s make me headache.