Treyarch have updated the PC version of Call of Duty: World at War from v1.6 to v1.7, fixing a few small issues along the way. You can download this patch from GP Downloads (16MB).

Changelog is as follows;

• Fixed an MP server crash exploit.
  
• Fixed a voice chat crash on systems with no default recording device selected.
  
• Fixed an issue causing erroneous duplicate qport errors.
  
• Server admins can disable team switching by setting g_allow_teamchange to 0. Players will be restricted to Auto-Assign in team-based gametypes.