Windows Meadia DRM Troubleshooting
Windows XP
To get WM DRM working properly you have to install Window Media Player 11.
It can be downloaded from Microsoft website
On some systems you also need to install Microsoft Visual C++ 2005 SP1 Redistributable Package
which can be downloaded from Microsoft website
Windows XP (x64)
Microsoft Visual C++ 2005 SP1 Redistributable Package (x64)
Microsoft website