Update V2.1.39 initialization failed

Hello,

while trying to update to the new helpdesk version i got these error.

image

Update V2.1.39 initialization failed
There was an error while provisioning definition. Check ModelNode prop.

Whrer can i find this modelnode prop.?

Hello Daniel! Please try to allow custom scripts for the time of updating the site, then you can switch them off again if required.