Open oracle error message today:
crash recovery .
pl/sql developer was not terminated properly. recpvery files detected.
Interpretation:
crash recovery failure recovery
pl/sql developer was not terminated properly. recpvery files detected
pl/sql developer did not terminate properly. Recovery files detected
In fact, this is not an error, but a prompt message. It does not affect the pl/sql login and use. The reason for this prompt is because you directly exited pl/sql without saving the sql, and then plsql temporarily cached them. You will be prompted next time you open plsql. Just click ignore to ignore or click ok to agree to restore