Personal Computer Fixes

Best Way To Repair The Ac1st16.dll Error

Ac1st16.dll is a dynamic link library file which is directly related to the AutoCAD program and other programs that are developed by AutoDesk Inc. Just like other DLL files the ac1st16.dll has a specific function and role within the AutoCAD program, and it’s role is to control various 3D graphical features of the program. However many people have experienced various problems with this program and have said that it relates to this error. Below are some of the errors that you will see:

“Cannot find ac1st16.dll”

“A required .dll file – ac1st16.dll was not found”

“Cannot start Autodesk ObjectDBX. A required component is missing: ac1st16”

“This application failed to start because ac1st16 was not found”

What Causes The Ac1st16.dll Error?

Windows can often save files incorrectly and often in the wrong place which results in them being corrupt and leading them to not work properly. This results in programs not being able to work properly as a specific component is missing or damaged. However it is also the possibility that the file could be outdated and your system is unable to read it properly and so your computer simply thinks it can’t find it. It’s also probable that the file will be disjointed by registry errors inside Windows.

How To Fix The Ac1st16.dll Error

Step 1 – Re-Install Any Software Causing Errors

The first step is to re-install any programs that will be showing the ac1st16.dll errors. It’s often the case that games will be unable to process this file correctly, and thus show the errors you’re experiencing. To fix this, you can follow these steps:

  • Click onto “Start
  • Locate “Control Panel” & click it
  • Click onto “Add / Remove Programs” (Win XP) or “Uninstall A Program” (Win 7)
  • Click onto the game that’s causing problems
  • Click “Remove
  • Follow the Uninstall Process
  • Restart Your PC
  • Re-Install The Program

This will remove the problematic application from your system, and will make sure that your computer is able to properly process the files that it will need to run. We’ve found that this will work for about 80% of systems with the ac1st16.dll error

Step 2 – Manually Replace ac1st16.dll

Manually replacing the wnaspi32.dll file is probably be the best way to repair the error.  You need to obtain a fresh copy of the dll file and register it onto your Windows system.  Follow these steps to resolve the error:

  1. Download ac1st16.dll from the Internet
  2. Save the ac1st16.dll file onto your computer’s hard drive
  3. Browse to c:\Windows\System32
  4. Locate the current ac1st16.dll on your system
  5. Rename the current ac1st16.dll to ac1st16BACKUP.dll
  6. Copy & paste the new ac1st16.dll into C:\Windows\System32
  7. Click Start > Run (Or search ”run” on Vista & Win7)
  8. Type “cmd” in the box that appears
  9. Type “regsvr32 ac1st16.dll” on the black screen
  10. Press Enter

Step 2 – Clean Out The Registry

The “registry” of Windows is the main cause of the Ac1st16.dll error. It’s primarily used to store the likes of your desktop wallpaper, your most recent emails and even your passwords – and is continually being used to help ensure that your system is able to run as smoothly as possible. Although this database is arguably one of the most important parts of your system, it’s continually leading your system to run much slower and with a lot of problems. To resolve this error, it’s essential that you’re able to clean out any of the errors that it may have inside – through using a registry cleaner application.

We recommend using a program called “RegAce System Suite“, as this tool will scan through your PC and fix any of the issues that it may have inside. We’ve found that this tool is one of the most effective in being able to resolve the problems you’re experiencing on your system, allowing your computer to run much smoother and more effectively as a result.

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