Problem:
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The error "The application administrator locked out the user" appears.
Solution: In order to fix the error, please choose a variant as shown below.
This error message appears when the database is used for Update\Backup\Technical purposes by the FIRST BIT technical team.
In order to fix the error, you need to do the following:
If the user sees such an error, then he needs to click Remove the lock and log on. 
Sometimes, instead of such a message, the user has these:
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If the user sees such an error, then he needs to click OK.
Thank you for being a FirstBIT customer!