1 Normally server providers already setup database for you (find it in control pannel try to reset it ).
2 If you still wana do it yourself try to run Query instead of importing ( It will be good if you use mysql etc )
Akku replied to HeadlessRocket's question in Clientside
Your screen shot says that you are loading mods which is not required to join that server
If you are using A3 launcher or arma3 launcher try to add mods which is required manually ones then launch the game and try to connect
further this topic might also help you
The answer will be re-download as suggest you may have corrupted files
if you are the owner of server as well update the same in server also . Plus make sure to update the keys in server folder
this should sort your issue
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