What are controller-left.mtl Error Messages?

General controller-left.mtl Runtime Errors

controller-left.mtl file errors often occur during the startup phase of Adobe Premiere Pro CC, but can also occur while the program is running. These types MTL errors are also known as “runtime errors” because they occur while Adobe Premiere Pro CC is running. Here are some of the most common controller-left.mtl runtime errors:

• controller-left.mtl could not be found.
• controller-left.mtl error.
• controller-left.mtl failed to load.
• Error loading controller-left.mtl.
• Failed to register controller-left.mtl / Cannot register controller-left.mtl.
• Runtime Error - controller-left.mtl.
• The file controller-left.mtl is missing or corrupt.

Most MTL errors are due to missing or corrupt files. Your controller-left.mtl file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with Adobe Premiere Pro CC), or deleted by a malware infection. Furthermore, controller-left.mtl file corruption could be caused from a power outage when loading Adobe Premiere Pro CC, system crash while loading or saving controller-left.mtl, bad sectors on your storage media (usually your primary hard drive), or malware infection. Thus, it’s critical to make sure your anti-virus is kept up-to-date and scanning regularly.

How to Fix controller-left.mtl Errors in 3 Steps (Time to complete: ~5-15 minutes)

If you're encountering one of the error messages above, follow these troubleshooting steps to resolve your controller-left.mtl issue. These troubleshooting steps are listed in the recommended order of execution.

To begin System Restore (Windows XP, Vista, 7, 8, and 10):

1. Hit the Windows Start button
2. When you see the search box, type "System Restore" and press "ENTER".
3. In the search results, find and click System Restore.
4. Please enter the administrator password (if applicable / prompted).
5. Follow the steps in the System Restore Wizard to choose a relevant restore point.
6. Restore your computer to that backup image.

If the Step 1 fails to resolve the controller-left.mtl error, please proceed to the Step 2 below.

You can uninstall Adobe Premiere Pro CC software by following these instructions (Windows XP, Vista, 7, 8, and 10):

1. Hit the Windows Start button
2. In the search box, type "Uninstall" and press "ENTER".
3. In the search results, find and click "Add or Remove Programs"
4. Find the entry for Adobe Premiere Pro CC 14 and click "Uninstall"
5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Adobe Premiere Pro CC software.

If this Step 2 fails as well, please proceed to the Step 3 below.

Adobe Premiere Pro CC 14

Adobe Systems Incorporated

When the first two steps haven't solved your issue, it might be a good idea to run Windows Update. Many controller-left.mtl error messages that are encountered can be contributed to an outdated Windows Operating System. To run Windows Update, please follow these easy steps:

1. Hit the Windows Start button
2. In the search box, type "Update" and press "ENTER".
3. In the Windows Update dialog box, click "Check for Updates" (or similar button depending on your Windows version)
4. If updates are available for download, click "Install Updates".
5. After the update is completed, restart your PC.

If Windows Update failed to resolve the controller-left.mtl error message, please proceed to next step. Please note that this final step is recommended for advanced PC users only.

If Those Steps Fail: Download and Replace Your controller-left.mtl File (Caution: Advanced)

If none of the previous three troubleshooting steps have resolved your issue, you can try a more aggressive approach (Note: Not recommended for amateur PC users) by downloading and replacing your appropriate controller-left.mtl file version. We maintain a comprehensive database of 100% malware-free controller-left.mtl files for every applicable version of Adobe Premiere Pro CC. Please follow the steps below to download and properly replace you file:

1. Locate your Windows operating system version in the list of below "Download controller-left.mtl Files".
2. Click the appropriate "Download Now" button and download your Windows file version.
3. Copy this file to the appropriate Adobe Premiere Pro CC folder location:
   
   Windows 10: C:\Program Files\Adobe\Adobe Premiere Pro CC 2019\VRCore\models\winmr\left\
   
4. Restart your computer.

If this final step has failed and you're still encountering the error, you're only remaining option is to do a clean installation of Windows 10.

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