Import widget custom

hello i have this error

Import error

Incorrect zip structure.

The artifact has not been imported.
Check that the zip file structure matches a standard UI Designer export.

someone can help us

when i zip a custom widget i can’t import correctly.
i see the error , all files must be in resource folder and i zip this folder.

I forget , you has needed to do a DONE button on the forum for close issue.

Which widget are you trying to import?