This is all I have in the log file - doesn;t indicate why it doesn;t like a different dirve mappiung??
MSI (c) (08:0C) [17:40:52:606]: PROPERTY CHANGE: Adding _BrowseProperty property. Its value is 'INSTALLDIR'.
MSI (c) (08:0C) [17:41:01:981]: PROPERTY CHANGE: Modifying INSTALLDIR property. Its current value is 'C:\Program Files\Symantec\Symantec Endpoint Encryption Manager\One-Time Password\'. Its new value: 'D:\Program Files\Symantec\Symantec Endpoint Encryption Manager\One-Time Password\'.
MSI (c) (08:0C) [17:41:02:013]: Doing action: EA_PathValidate
Action start 17:41:02: EA_PathValidate.
MSI (c) (08:0C) [17:41:02:075]: Creating MSIHANDLE (15) of type 790542 for thread 3084
MSI (c) (08:54) [17:41:02:075]: Invoking remote custom action. DLL: C:\DOCUME~1\SEE_AD~1\LOCALS~1\Temp\1\MSI6.tmp, Entrypoint: IsValidPathUI_CA
MSI (c) (08!C8) [17:41:04:830]: PROPERTY CHANGE: Adding EA_CustomActionResult property. Its value is '0'.
MSI (c) (08:54) [17:41:04:830]: Closing MSIHANDLE (15) of type 790542 for thread 3084
Action ended 17:41:04: EA_Pa