I was Installing BPA agent through Altiris but getting Failed with Exit Code 1603.
Log says:
Error during preprocessing. Installation terminated.
Action ended 05:36:24: _WSM_PreProcFailure. Return value 3.
Action ended 05:36:24: INSTALL. Return value 3.
MSI (s) (D8:A8) [05:36:24:174]: Product: Vendor Setup Wrapper -- Installation failed.