How to prevent SQLITE SQLSTATE[HY000] [14]?

Question

I receive sometimes the following error:

SQLSTATE[HY000] [14] unable to open database file

I open the datebase by using

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Answer 1

If anyone is having the same message while reusing the PDO connection and still having problems, it might be because you're storing images you get from fopen() and forgot the fclose() statement. In this particular case, the error message is really misleading. Here's a question for the same error message that I managed to solve after a few days of troubleshooting. SQLSTATE[HY000] [14] : can't open database because too many connections are already opened