Help….Outlook 2003

I have a coupler users who are experiencing this problem on Ms outlook anyone has any idea how to sort it out

Faulting application outlook.exe, version 11.0.5510.0, stamp 3f1380f0, faulting module mlang.dlll, version 6.0.2900.2180, stamp 411096ad, debug? 0, fault address 0x00003451