CTD - 5B - closing research completion screen - trap 5 at 0059C1A1.

I have had the game up almost 5 hours now on build 5b with a game I started on build 5, and just completed researching a tech (I forgot which one, but I thnk it was "advanced interstellar marketing"). When I pressed the done button it crashed and SE gave the following:

==============
Stardock SmartException Logging Information
-------------------------------------------

OS Version : Windows ME
Video Card : NVIDIA GeForce2 GTS/GeForce2 Pro (IBM)
Application Exception code: C0000005 ACCESS_VIOLATION
Crash Addr: 0059C1A1 01:0019B1A1 E:\DRENGIN.NET\GALCIV\GALCIV.EXE

Processor Registers (x86):
EAX:7EFEFEF8
EBX:849ADDC0
ECX:0791F44C
EDX:33333124
ESI:849ADCE0
EDI:FDFDFDFD
CS:EIP:0187:0059C1A1
SS:ESP:018F:00D8F49C EBP:00D8F500
DS:018F ES:018F FS:43F7 GS:0000
Flags:00010246


Current Application Call Stack:

Addr Frame Logical addr Module Name
---------------------------------------------
0059C1A1 00D8F500 0001:0019B1A1 E:\DRENGIN.NET\GALCIV\GALCIV.EXE
0052B2CE 00D8F5C8 0001:0012A2CE E:\DRENGIN.NET\GALCIV\GALCIV.EXE
004500DA 00D8F7A0 0001:0004F0DA E:\DRENGIN.NET\GALCIV\GALCIV.EXE
00454F15 00D8F800 0001:00053F15 E:\DRENGIN.NET\GALCIV\GALCIV.EXE
00458A67 00D8F860 0001:00057A67 E:\DRENGIN.NET\GALCIV\GALCIV.EXE
004522D0 00D8F8C0 0001:000512D0 E:\DRENGIN.NET\GALCIV\GALCIV.EXE
00435645 00D8F91C 0001:00034645 E:\DRENGIN.NET\GALCIV\GALCIV.EXE
00435F2B 00D8F994 0001:00034F2B E:\DRENGIN.NET\GALCIV\GALCIV.EXE
00435E2E 00D8F9FC 0001:00034E2E E:\DRENGIN.NET\GALCIV\GALCIV.EXE
00541A2D 00D8FA64 0001:00140A2D E:\DRENGIN.NET\GALCIV\GALCIV.EXE
00541CC7 00D8FACC 0001:00140CC7 E:\DRENGIN.NET\GALCIV\GALCIV.EXE
0053D825 00D8FB44 0001:0013C825 E:\DRENGIN.NET\GALCIV\GALCIV.EXE
00561E74 00D8FBC4 0001:00160E74 E:\DRENGIN.NET\GALCIV\GALCIV.EXE
BAABDFF6 00D8FBF0 0001:0001CFF6 C:\WINDOWS\SYSTEM\DDRAW.DLL
BFF63613 00D8FC10 0001:00002613 C:\WINDOWS\SYSTEM\KERNEL32.DLL
BFF848F7 00D8FC24 0002:0001B8F7 C:\WINDOWS\SYSTEM\KERNEL32.DLL
============================
The last three lines of the debug file had:
=========
Debug Message: Closing bink.
Debug Message: Bink stopped.
*DEBUG ERROR: *** ImageFG 228 Called MWin::SetFont, but this routine should have been overridden ***
====================
I am preserving the debug file for transmition if SD wants it.