Do not use the drivers from the ArtCAM 8.1 CD. They are obsolete.
The file name acqdll.dll stands for Acquisition DLL. In ArtCAM Pro 8.1, this library handles the interface between the ArtCAM software and external input devices or specific vector import protocols. artcam pro 81 acqdll work
Its primary functions include:
If the Acquisition Wizard (acqdll.dll) continues to crash and you simply need to get work into ArtCAM: Do not use the drivers from the ArtCAM 8