Hello martin

Apology for the inconvenience. Please share your administrator access here to check the issue. Use the Hidden Content box to share the credentials. Make sure that you have a full site backup with you before sharing.

Best regards

i decided to reinstall the template estate. but now nothing works in the backend anymore, no update, etc.

it would be nice if you could help me

I am unable to understand the access. Please share your credentials in the below format.

Username: username
Password: password

sorry

hi, are you getting on with the problem?

can i move domain for a few days or do you still need joomla for testing?

Greetings martin

Apology for the delay. Which page has this issue? I have not found any issue and everything is updated.

log in. install something or do a joomla update, then this error occurs.

it is your Quickstart Joomla 4

https://prnt.sc/BrE-8XiJWZe4