Crash Log

[Average]

eternity caused an Access Violation Exception (0xc0000005)
in module eternity.exe at 001b:004bc8b1.

Error occurred at 9/1/2012 20:11:24.
C:\ee\eternity.exe, run by Pedro.
Operating system: 5.1.2600
2 processors, type 586.
23% memory in use.
2048 MB physical memory.
2048 MB physical memory free.
0 MB page file.
0 MB paging file free.
2048 MB user address space.
1969 MB user address space free.
Access violation at 0381a000. The memory could not be read.

Context:
EDI: 0x00000778 ESI: 0x0381a000 EAX: 0x03818218
EBX: 0x00000000 ECX: 0x00000000 EDX: 0x00005089
EIP: 0x004bc8b1 EBP: 0x03818218 SegCs: 0x0000001b
EFlags: 0x00010293 ESP: 0x0012fe98 SegSs: 0x00000023

Bytes at CS:EIP:
8b 0e 8b d1 c1 fa 18 0f b6 d2 8b d9 c1 fb 10 c1

Stack:
0x0012fe98: 0056176c 0245bbd4 00000a8f 004bf6f5 l.V...E.......K.
0x0012fea8: 03818218 00000df9 00000009 015afa44 ............D.Z.
0x0012feb8: 00000a8f 004bf796 00000a8f 00000000 ......K.........
0x0012fec8: 00000f20 7854ec4b 785460ad 0000036e ...K.Tx.`Txn...
0x0012fed8: 0049a73e 015afa44 00000a8f 0056176c >.I.D.Z.....l.V.
0x0012fee8: 005151bc 00000000 00000000 0049adac .QQ...........I.
0x0012fef8: 005151bc 00000000 003f9690 004211d9 .QQ.......?...B.
0x0012ff08: 015be304 00000001 0012ff4c 00000000 ..[.....L.......
0x0012ff18: 6810129a 00ffffff 00000000 0012ff08 ...h............
0x0012ff28: 00000000 00515438 00515444 00000000 ....8TQ.DTQ.....
0x0012ff38: 004f15f2 004f1609 004b6500 0042186b ..O...O..eK.k.B.
0x0012ff48: 004b179d 0012ff7c 004b17a5 004b6948 ..K.|.....K.HiK.
0x0012ff58: 015be304 00000001 00000000 0012ff58 ..[.........X...
0x0012ff68: 0012fabc 0012ffb0 004f2040 00531a58 ........@ O.X.S.
0x0012ff78: 00000000 0012ffc0 004f17d8 00000005 ..........O.....
0x0012ff88: 01bb2940 01bb3138 72dbdea9 00610748 @)..81.....rH.a.
0x0012ff98: 7c91005d 7ffd7000 7c91005d 00000000 ]..|.p..]..|....
0x0012ffa8: 0012ff90 e19f6e72 0012ffe0 004f1999 ....rn........O.
0x0012ffb8: 729a2fa9 00000000 0012fff0 7c817077 ./.r........wp.|
0x0012ffc8: 00610748 7c91005d 7ffd7000 8054b6ed H.a.]..|.p....T.
0x0012ffd8: 0012ffc8 895d7c90 ffffffff 7c839ad8 .....|]........|
0x0012ffe8: 7c817080 00000000 00000000 00000000 .p.|............
0x0012fff8: 004f1920 00000000 .O.....


===== [end of CRASHLOG.TXT] =====

[Quasar]

I'm assuming this was in r2160. If so, that crash is inside PatchLoader::formatData. That would indicate that a WAD file you had loaded contains an invalid graphic. In particular, it lied about the offset or the size of the columnoffs table.