Here is the crash-report of it, what do this mean and what shall I do about it?
Thanks in advance 
Process: Adobe Premiere Pro CS5.5 [378]
Path: /Applications/Adobe Premiere Pro CS5.5/Adobe Premiere Pro CS5.5.app/Contents/MacOS/Adobe Premiere Pro CS5.5
Identifier: com.adobe.AdobePremierePro
Version: 5.5.0 (5.5.0)
Code Type: X86-64 (Native)
Parent Process: launchd [153]
User ID: 501
Date/Time: 2012-11-20 22:23:48.637 +0100
OS Version: Mac OS X 10.8 (12A269)
Report Version: 10
Interval Since Last Report: 1654652 sec
Crashes Since Last Report: 15
Per-App Interval Since Last Report: 3563 sec
Per-App Crashes Since Last Report: 3
Anonymous UUID: BA6E3F5E-B3C7-45A8-B024-BA6AE33139F3
Crashed Thread: 0 Dispatch queue: com.apple.main-thread
Exception Type: EXC_BAD_ACCESS (SIGSEGV)
Exception Codes: KERN_INVALID_ADDRESS at 0x0000000000000000
VM Regions Near 0:
-->
__TEXT 0000000100000000-0000000100004000 [ 16K] r-x/rwx SM=COW /Applications/Adobe Premiere Pro CS5.5/Adobe Premiere Pro CS5.5.app/Contents/MacOS/Adobe Premiere Pro CS5.5