I have also been crashing like shit after the patch. Restarted my PC and it was fine for a few rounds, but then crashed.
Problem signature:
Problem Event Name: APPCRASH
Application Name: mb_warband_old.exe
Application Version: 1.0.0.0
Application Timestamp: 4e1b0b6f
Fault Module Name: mb_warband_old.exe
Fault Module Version: 1.0.0.0
Fault Module Timestamp: 4e1b0b6f
Exception Code: c0000005
Exception Offset: 0010b740
OS Version: 6.0.6001.2.1.0.768.3
Locale ID: 1033
Additional Information 1: fd00
Additional Information 2: ea6f5fe8924aaa756324d57f87834160
Additional Information 3: fd00
Additional Information 4: ea6f5fe8924aaa756324d57f87834160