I haven't tried a beta of GalCiv in quite a while, and it worked before (beta 2 I believe). I just tried the latest beta, and it crashes on load every time.
I am running an Athlon64 3500+ with 1GB Ram, XP service pack 2. ATI Radeon 9800 XT with latest drivers.
Here is the exception report:
Stardock SmartException Logging Information
-------------------------------------------
OS Version : Windows XP
Video Card : RADEON 9800 XT 
Application Exception code: C0000005 ACCESS_VIOLATION
Crash Addr:  0066D6A4 01:0026C6A4 C:\Program Files\Stardock\TotalGaming\GalCiv2\GalCiv2.exe
Processor Registers (x86):
EAX:0AAE0024
EBX:00000032
ECX:0000000C
EDX:7EFEFEFF
ESI:00000000
EDI:0AAE0024
CS:EIP:001B:0066D6A4
SS:ESP:0023:0012F764  EBP:0B140868
DS:0023  ES:0023  FS:003B  GS:0000
Flags:00010217
Current Application Call Stack:
Addr      Frame     Logical addr  Module Name
---------------------------------------------
0066D6A4  0B140868  0001:0026C6A4 C:\Program Files\Stardock\TotalGaming\GalCiv2\GalCiv2.exe
Debug information for each stardock app follows ....