What are EXCEL12.XLSX Error Messages?

General EXCEL12.XLSX Runtime Errors

EXCEL12.XLSX file errors often occur during the startup phase of Microsoft Office Basic 2007, but can also occur while the program is running. These types XLSX errors are also known as “runtime errors” because they occur while Microsoft Office Basic 2007 is running. Here are some of the most common EXCEL12.XLSX runtime errors:

• EXCEL12.XLSX could not be found.
• EXCEL12.XLSX error.
• EXCEL12.XLSX failed to load.
• Error loading EXCEL12.XLSX.
• Failed to register EXCEL12.XLSX / Cannot register EXCEL12.XLSX.
• Runtime Error - EXCEL12.XLSX.
• The file EXCEL12.XLSX is missing or corrupt.

Most XLSX errors are due to missing or corrupt files. Your EXCEL12.XLSX file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with Microsoft Office Basic 2007), or deleted by a malware infection. Furthermore, EXCEL12.XLSX file corruption could be caused from a power outage when loading Microsoft Office Basic 2007, system crash while loading or saving EXCEL12.XLSX, 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 EXCEL12.XLSX 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 EXCEL12.XLSX 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 EXCEL12.XLSX error, please proceed to the Step 2 below.

You can uninstall Microsoft Office Basic 2007 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 Microsoft Office Basic 2007 11 and click "Uninstall"
5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Microsoft Office Basic 2007 software.

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

Microsoft Office Basic 2007 11

Microsoft Corporation

When the first two steps haven't solved your issue, it might be a good idea to run Windows Update. Many EXCEL12.XLSX 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 EXCEL12.XLSX 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 EXCEL12.XLSX 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 EXCEL12.XLSX file version. We maintain a comprehensive database of 100% malware-free EXCEL12.XLSX files for every applicable version of Microsoft Office Basic 2007. 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 EXCEL12.XLSX Files".
2. Click the appropriate "Download Now" button and download your Windows file version.
3. Copy this file to the appropriate Microsoft Office Basic 2007 folder location:
   
   Windows Vista: C:\Windows\ShellNew\
   Windows 7: C:\Windows\ShellNew\
   Windows 8: C:\Windows\ShellNew\
   Windows 10: C:\Windows\ShellNew\
   Windows 10: C:\Program Files (x86)\Microsoft Office\root\vfs\Windows\SHELLNEW\
   Show 6 more directories +

   Windows 10: C:\Program Files\Microsoft Office 15\root\vfs\Windows\SHELLNEW\
   Windows 10: C:\Windows\ShellNew\
   Windows 10: C:\Windows\ShellNew\
   Windows 10: C:\Windows\ShellNew\
   Windows 10: C:\Windows\ShellNew\
   Windows 10: C:\Windows\ShellNew\
   
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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