nng file (and copy.db) has nothing to do with it. Delete it - the software will create it again.
- again - put only license i suggest you. ONLY.
- and... the pictures you post mean nothing. We still don't know:
what error it reported to you;
what you put in the content, in detail;
we also do not know if all the files you have stored inside are correct.
This discussion will be trashed later. Or moved to proper section.
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