Assert error

I have just installed "MechCommander". It starts out fine
i go through the menu and then i start the first level its suddenly shuts down and gives me this message:
                    ********
ASSERT (00000000 -  Frame Count wrong)
Address  : 0x00638D42
Location : No .PDB file found
File     : No .PDB file found

Stack
=====
0x0069D8DA Tree::update() +0x2FA          H:\honorb\Object\tree.cpp(422)
0x0068E3B7 ObjectBlockManager::updateAllObjects() +0x77 H:\honorb\Object\ObjBlck.cpp(621)
0x0072EAA7 Scenario::init() +0x2CD7       H:\honorb\mission\Scenario.cpp(1532)
0x00727E79 Mission::StartScenario() +0x3D9 H:\honorb\mission\mission.cpp(1255)
0x006DC0A8 BriefingScreen::handleEvent() +0xAA8 H:\honorb\logistics\logbri.cpp(1064)
0x0061139E handleEvent() +0x72E           H:\honorb\gui\Asystem.cpp(3634)
0x0061241A CheckMouse() +0x10A            H:\honorb\gui\Asystem.cpp(4328)
0x006154D6 aCallback::exec() +0x16        H:\honorb\gui\Asystem.cpp(6087)
0x00614102 aSystem::run() +0xD2           H:\honorb\gui\Asystem.cpp(5447)
0x00610BB1 RealWinMain() +0x311           H:\honorb\gui\Asystem.cpp(3073)
0x0075C1C4 WinMain() +0x54                H:\honorb\rmain.cpp(45)
0x0076024F WinMainCRTStartup() +0x13F    

Machine Details
===============
Executable name           : C:\PROGRAM FILES\FASAINTERACTIVE\MECHCMDR\MECHCMDR.EXE
Current time, date        : 14:35:07 Saturday 8/22/1998
Executable time, date     : 17:32:42 Tuesday 6/30/1998
User name                 : my PC
Machine name              : CTX200
Processor                 : AuthenticAMD Pentium MMX
Operating system          : Windows 95
Version                   : 4.00.1111
Time since booted         : 0h 11m 48s
Physical memory           : 66,609,152 bytes  (63 Meg)
Available physical memory : 0 bytes  (0 Meg)
Swapfile size             : 767,721,472 bytes  (732 Meg)
Swapfile available        : 745,988,096 bytes  (711 Meg)
Virtual memory            : 2,143,289,344 bytes  (2044 Meg)
Available virtual memory  : 2,085,027,840 bytes  (1988 Meg)
Memory load               : 66%

PCI bus
=======
S3 Inc. Trio64V2 (Version 004) by S3, Dated12-23-1997

ISA bus
=======
Communications Port (COM2) (Version 1.0.00) by (Standard port types), Dated 8-24-1996
ES1868 Control Interface (Version 1.0.10) by ESS Technology, Inc., Dated 8- 1-1997
ES1868 Plug and Play AudioDrive (Version 1.0.10) by ESS Technology, Inc., Dated 8- 1-1997
Gameport Joystick (Version 1.0.10) by Microsoft, Dated 8-24-1996

DLL Version numbers
===================
amstream.dll  - Version 5.01.51.0207
quartz.dll    - Version 5.01.51.0207
devenum.dll   - Version 5.01.51.0207
dsound.dll    - Version 4.05.00.0165
dinput.dll    - Version 4.05.00.0155
Could not find 'd3dhalf.dll'
d3dim.dll     - Version 4.06.00.0318
ddraw.dll     - Version 4.06.00.0318
dplayx.dll    - Version 4.06.00.0318
dplay.dll     - Version 4.03.00.1096
ntdll.dll     - Version 4.00.950
rpcrt4.dll    - Version 4.71.1120
Ir50_32.dll   - Version R.5.04.15.2.39

Information returned by Game
============================

ScenarioTime: 000.00
ScenarioTurn: 0
MoverUpdateFreq: 000.00
TurretUpdateFreq: 000.00
WorldStateUpdateFreq: 000.00
WeaponFireUpdateFreq: 000.00
MissionAppName : MechCommander Release  Version: 1.0 Build RC2 P18 -- Logistics
                    *************
And sometimes it gives me another error message:
"Fatal Error Cannnot continue execution."
But its always either one or the other.

Someone please help.

PS
 This question is also posted in "Games/Windows 95"
for 50 points if you answer this one I'll give you the other one as well.