What computer operating system is your Premiere Elements 13 running on?
What are the properties of this music file that is associated with the program crashes? iTunes music? Music Score from the program?
If iTunes music, does this music import into Project Assets without error message? If it imports OK into Project Assets, is the problem then only when you drag
the music to the Soundtrack or one of the numbered Audio Tracks?
How much content is on the Timeline already when you import the music?
Let us start here and then decide what next.