I wondering why this occur
It starts a failed upgrade to newer version, I won't show images (22.214.171.124 to 3.0.1)
Then i downgrade installation, problem still occurs
Website issue www.electronicamorelos.com
I were trying to upgrade my website to version 3.0, After i tried upgrade this happens: Only a blank page appears with message: "Error: A theme has not been assigned to this store!", i read about permissions and tried everything a nothing works. I get back with my backed up files to version 126.96.36.199 ...