My log is:
WA caused an Access Violation (0xc0000005)
in module WA.exe at 0023:00000018.
Exception parameters: 00000000 00000018
CyberShadow beta, version 3.6.31.0

Error occurred at 9/27/2012 20:25:46.
C:\Worms Armageddon\WA.exe [003EDAA8], run by 1.
Operating system: Windows 7 (6.1.7601).
4 processor(s), type 586.
27% memory in use.
0 MBytes physical memory.
0 MBytes physical memory free.
0 MBytes paging file.
0 MBytes paging file free.
2048 MBytes user address space.
1830 MBytes user address space free.
Read from location 00000018 caused an access violation.

it occurs when you try to start the match on WormNET

Can you post the whole error log (as an attachment, or hosted on a file locker)?