If your system prompts "cannot find Ac1st16.dll" or "Ac1st16.dll missing" or "Ac1st16.dll error" and so on, please do not worry, download to the DLL file with WinRAR decompression directly copy to the original directory can be used, specifically described below.
WIN10 system CAD prompts the computer to lose Ac1st16.dll solution one:
If we have a computer installed QQ computer Housekeeper We can open and click "Computer Clinic-software problems-lack of DLL files", of course, 360 of the computer Butler can be repaired, Baidu Butler is the same.
WIN10 system CAD prompts the computer to lose Ac1st16.dll solution two:
1, set the system environment variable, we just right click on the desktop "My Computer------properties-------Advanced System settings------environment variable" is set here, because some environment variable path may not be able to find the corresponding file at startup Oh.
2, add an "AutoCAD" system variables, the value of the variable: C:Program files (x86) Common files
3, modify the path value, the variable value is: systemroot%system32;%systemroot%;%systemroot%system32wbem;%systemroot% system32windowspowershellv1.0; C:Program Files (x86) Microsoft SQL Server100toolsbinn; C:Program Files (x86) Microsoft SQL Server100dtsbinn; C:Program Files (x86) Common Filesautodesk Shared
All right, the above is small set up for everyone about computer startup CAD when prompted to lose the Ac1st16.dll file problem solution, in fact, one is to download a ac1st16.dll put to the system specified directory, the other is the setting of environment variables.