Hi Alfa,
Until our experts here can rescue you, I wonder if the below will help ...
"Windows Media Player has encountered a problem and needs to shut down" - This error may occur if the system time is not set correctly, if the basic input/output system (BIOS) time is not set correctly, or both" ... and it shows a few steps to fix the problem.
"Windows Media Player Has Encountered a Problem" Error Message When You Try to Start Windows Media Player