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The company file access issues are a recurring scenario among QB users and can hamper the normal functioning of the app. This issue can give rise to the QuickBooks company file won't open error message, which can prevent users from performing data file functions successfully. Some of the common causes for the access problem include a damaged company file or an incorrect location. If you encounter the "can't open QuickBooks company file" error, you can perform the detailed steps below to eliminate the issue on priority.

You can reach out to our team of QB assistants at 1.855.738.2784 to get the best guidance with the QBW file access problems if the steps below seem too technical to perform and the solutions are taking longer than expected.

QuickBooks Desktop Company File Won't Open: Common Reasons and Factors

The following main causes and possible scenarios might be responsible for the QuickBooks won't open company file error -

• The QBW file you want to open might contain damaged or corrupted data, and the file might be located in an external or unavailable network drive.
  

• The company file name might be longer than allowed or contain special characters, and the file extension might be invalid or incorrect.
  

• Your QuickBooks Desktop version might be old, outdated, or incompatible with running the latest data file features, which can cause access problems.
  

• The hard drive that stores the company file might experience damaged or bad sectors, and the drive might contain inadequate storage space for the file.
  

• Crucial program files, like the ND and TLG files, might be damaged, broken, or corrupted, and the files might have an incorrect extension, which can cause problems while running the company files.
  

Read More: What is error code 15101 in QuickBooks?

Reliable Ways to Address the QuickBooks Will Not Open Company File Error

The "unable to open QuickBooks company file" error can be successfully rectified by following the quick solutions below -

Solution 1 - Edit the ND and TLG Extensions from the File Explorer Window to Fix the Data Damage

You can eliminate the QB company file won't open error by modifying the ND and TLG file names and fixing the data damage.

• Open the QuickBooks File Directory from the C Drive to locate the ND and TLG files, then right-click one of the file names to hit the Rename option.
  

• Add OLD to the file name and hit Enter to save the changes, then rename all the ND and TLG files and rerun QuickBooks to perform the company file functions.
  

Solution 2 - Update the App with Admin Privileges from the QB Help Section

The company file access issues can be resolved by ensuring that the QB app is updated to the latest release.

• Right-click the QB icon to choose Run as Admin and open the QuickBooks Help menu to choose the Update QuickBooks Desktop option.
  

• Next, select the Reset Updates option of the Update Now window and hit the Download Now button to download the updated files in the system.
  

• Once done, rerun QuickBooks and choose the Install Now button to run the upgraded features, then perform the company file functions to check the status of the error message.
  

Conclusion

QuickBooks company file won't open error message can be successfully rectified by performing the quick solutions given below. If the steps seem ineffective in fixing the file access problems, you can call our QB support professionals at 1.855.738.2784 to get direct help with the error.

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