I get the same error on both windows. It crashes after loading the level.

My PCem specs:
[Socket 7] Award 430VX PCI
Intel Pentium 75 MHz (Tried on Intel Pentium MMX 166 too)
128 MB RAM
S3 ViRGE/DX 4 MB // 3dfx Voodoo2 16 MB
Sound Blaster AWE32
1 GB SSD
Windows 98 SE // Windows 95 OSR2.0