The BitLocker Service available in Windows Vista is used to secure the data in the Drives. However, HP comes with its own installed software and whenever any USB or external drive is attached with the system, the BLService.exe not responding error occurs. This is only on HP systems running Windows Vista. The exact error message is:
Microsoft Visual C++ Runtime Library
Runtime Error !
To solve the matter, HP released an update on 10th September 2008 which can be obtained from HP’s site:
Simply install and restart the system to get it working again!