What is A file containing error information ?

Message de l’application : BitDefender Threat Scanner : A problem has occured in BitDefender Threat Scanner. A file containing error information has been created at C:\WINDOWS\TEMP\BitDefender Threat Scanner.dmp. You are strongly encouraged to send the file to the developers of the application for further investigation of the error.

What does that means (was during shut down after update) ?

Observateur d'évènements > Journaux Windows > Système > Information > 02/11/2017 19:52:07

Maybe just an update error ?

(you can delete last thread if accepted because it wasn't on when I found it, tx)

If not important, no need accept it, I'll try find out later.

Maybe it's something that only Windows can read ?