Not able to configurate after deploy

[Ratasan64]

I get this error after deploying with Portainer.
Ports are open in UFW and all

ERROR
The requested URL could not be retrieved
The following error was encountered while trying to retrieve the URL: [/](http://0.0.0.0:3128/)

Invalid URL

Some aspect of the requested URL is incorrect.

Some possible problems are:

Missing or incorrect access protocol (should be http:// or similar)

Missing hostname

Illegal double-escape in the URL-Path

Illegal character in hostname; underscores are not allowed.

Your cache administrator is [webmaster](mailto:webmaster?subject=CacheErrorInfo%20-%20ERR_INVALID_URL&body=CacheHost%3A%20283f286b748b%0D%0AErrPage%3A%20ERR_INVALID_URL%0D%0AErr%3A%20%5Bnone%5D%0D%0ATimeStamp%3A%20Mon,%2003%20Nov%202025%2012%3A26%3A13%20GMT%0D%0A%0D%0AClientIP%3A%20172.30.0.1%0D%0A%0D%0AHTTP%20Request%3A%0D%0A%0D%0A%0D%0A).