First, reproduce the behavior on your/development PC to make sure that user did not make any improper action and that your code malfunction. Then use appropriate methods, like debugging, to identify the piece of code that needs to be fixed.

>Hello, i'm having a problem with the database users, because, they say that they save the record but after that (Users do some others operation), they don't see the things they saved before, how can i fix this?
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>Thanks for the help.