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To quickly resolve your problem, we recommend download and use ac1st22.dll Fix Tool. If you have technical experience and you want to install a DLL file manually, please select your version of Windows and download ac1st22.dll, after that copy it to the appropriate place using the instruction below, it will fix dll errors.
ac1st22.dll - dll file called "" is a part of AutoCAD component program developed by Autodesk, Inc..
Some applications or games may need this file to work properly. If ac1st22.dll is missing, whenever you start the application/game you may experience various kinds of errors. To fix those errors, please read the Recommended Solution below.
File version: 220.127.116.11
File size: 0.41 MB
MD5 file sum: 22060d59cb0f34def5155824018eef63
SHA1 file sum: b79818512766088ad2b830d9b02b0d6a281bfd6b
Possible error messages regarding this file:
ac1st22.dll is missing
ac1st22.dll error loading
ac1st22.dll was not found
the procedure entry point ac1st22.dll
ac1st22.dll could not be located
ac1st22.dll Access Violation
Cannot find ac1st22.dll
Cannot register ac1st22.dll
To fix errors related with .DLL file you need to download ac1st22.dll and copy it to the installation folder of the application or game, or copy it into the Windows system folder and it should fix the error. If you don’t know how to install this file, please read our tutorial about How to install DLL files.
You can read more information about ac1st22.dll on WikiDll.com