Learn the best ways to troubleshoot QuickBooks error C=51

Working on a software that offers tons of features isn’t a cake walk. Along with the amazing features, there comes a few bugs here and there that might interrupt the smooth working of the software. And being a QuickBooks user, you might be able to relate to this situation at large. Being a software that is loaded with some unique features and functionalities, QuickBooks comes in with some terrible technical snags that might trouble you in working and performing any activity on the software. One of these errors can be QuickBooks error code C=51. If you are reading this article, then you might definitely have encountered this annoying error and to know what takes to rectify it. This error blocks your screen to warn you when QuickBooks cannot find TxList. You might come across this when you try to eliminate the transactions from a report. Even at the time of working on transactions in the QuickBooks company file (.qbw), you might stumble upon this error.

In this piece of writing, we have tried to summarize some of the most effective fixes to this error. However, if you are in search of some professionals, who can deal with the issue for you, then get on a call with our tech geeks here: 1-800-761-1787. Our certified QuickBooks enterprise technical support team will ensure to eliminate the error permanently for you.

Read Also: How to troubleshoot QuickBooks Unrecoverable Error?

What is QuickBooks error code C=51?

QuickBooks error message C=51 basically indicates that QuickBooks software is not able to locate the TxList. This error may be noticed when you try to delete the txList from your list of txLists and you are unable to locate it. This error can also be observed when you attempt to delete the transaction from any report. If you are facing this kind of issue, it is necessary to close this application. Shutting down all windows, including QuickBooks and then reboot it again. It is also necessary to repeat the process where the error C=51 was encountered.

Triggers to the QuickBooks Error Code C=51

Learning the triggers of the QuickBooks error code C=51 makes it easy for you to tackle the issue. The triggers to the error are listed below, let us have a look:

  • Any kind of issues with QuickBooks verification or QuickBooks rebuild error.
  • In case the company files are damaged.
  • If the QuickBooks database is corrupted or damaged.
  • If there are issues with updating QuickBooks desktop.

Specifications for QuickBooks error message C=51

For tackling the issue, you are required to check out the requirements for carrying out the troubleshooting process. There are three essentials that you can’t afford to miss, in order to rectify the QuickBooks error code C=51. The three of requirements are as follows:

  1. The basic requirement is that the transaction log file (.TLG- in the same folder as the corrupted QBW file)
  2. You could take a note if the QuickBooks data file is corrupted (.QBW)
  3. And the last essential is that any older backup of the QuickBooks data file is a must (.QBW or .QBB or .QBM)

Quick fix to try resolving QuickBooks error code C=51

When the QuickBooks error code C=51 appears, you might face issue with the working of the QuickBooks software. This error might also delete the important data files, which indicates the importance of creating a backup of the file. Below are some quick fixing steps, that you can try before jumping onto the main solutions:

  • You can turn off the QuickBooks desktop, when facing the issue.
  • And can also terminate all the running windows within QuickBooks desktop.
  • Reboot the QuickBooks software.
  • Repeat the action in which the error appeared.

Similar article: What are the methods to fix QuickBooks error 15215?

Techniques to resolve the QuickBooks Error Code C=51

Now that you know the requirements as well as other related information, it is time to learn the techniques to fix the error. The methods involved to fix the QuickBooks error c=51 are as follows:

Method 1: Updating QuickBooks to the latest version

Update QuickBooks desktop (Screenshot)

The basic method is to update QuickBooks to the latest version. You need to upgrade the software to the latest version and check if the error is fixed. Many times, QuickBooks version leads to certain issues, and it is recommended to opt for this method and try to resolve the issue.

Method 2: Close all the QuickBooks processes

End QuickBooks Processes - Screenshot
  • In this particular method, you need to close all tabs in QuickBooks.
  • Shut down all the QuickBooks related files using task manager.
  • Reopen the QuickBooks and then carry out the same work where the error occurred.
  • And lastly, rebuild the data in a proper format.

You may see also: How to Fix QuickBooks Payroll Error PS077, or Error PS032?

Method 3: Verifying and rebuild data in QuickBooks desktop

Step 1: Steps to Verify data

Running the verify data utility method will help you to identify the most commonly encountered issue within the QuickBooks company file. Also, running the rebuild data utility will help you to fix the data integrity issues. You can run the verify data utility by carrying out the steps below:

  • Start off with clicking on the file menu and then utilities and verify data option is to be selected.
Verify data utility - Screenshot
  • When the message “QuickBooks detected no problems with the data” appears, no further action is needed.
QuickBooks detected no problems with your data - Screenshot
  • Or else, if you get “Your data has lost integrity” message, then it indicates that there is a data damage in QuickBooks company file.
  • After you are able to spot the data damage in the file, it is important to run the rebuild data to fix the error.

Step 2: Steps to rebuild data

  • For rebuilding data, hit a click on file and utilities tab. Also, select the rebuild data option.
Rebuilding the data file - Screenshot
  • Click OK button when asked to back-up the company file.
  • Next step is to select the location where you wish to save the backup and then hit OK button.
  • When you gets the message “Rebuild has completed” and then hit OK.
Rebuild has completed - Screenshot

Run the verify data utility again to check for data damage. In case the error is still detected, then look for an expert assistance.

Method 4: Using the QuickBooks file doctor tool

QuickBooks File Doctor tool - Screenshot

You can make use of the QuickBooks file doctor tool in order fix the error. This tool can be used through the QuickBooks Tools hub or can be downloaded directly from the website of Intuit. You need to run this tool and it will diagnose and fix the error automatically. You will have to follow the steps below:

  • First of all download the QuickBooks file doctor tool.
  • Look for the QuickBooks file doctor tool and install the software.
  • Check out the files that are creating an issue.
  • Use the tool and try to fix the error.

See Also: How to Resolve QuickBooks Desktop Display Issues?

Method 5: Restoring the backup files

Restore company file in QuickBooks - Screenshot

You can restore the backup files to fix the issue. Also, while restoring the backup, it is recommended to use the latest QuickBooks version.

Open or restore company-screenshot
  • After the backup files are restored, you need to hit Ctrl + C keys and then move them in a new folder.
  • Verify the file size, and ensure that it meets the limit i.e. 6MB.
  • Hit a right click on the file and hit properties.
  • In case the backup file is less than 6 MB then it is the wrong backup file.
  • And you might need to make a backup file again.

Method 6: Check Network connectivity

Check Network connectivity - Screenshot

Many times, the error could be seen due to network connectivity issues, while the system undergoes the downloading process. This might prevent the transactions from getting downloaded. You should check the internet connection, before beginning with the downloading process.

See also: Fix Outlook is Missing in Send Forms Preferences in QuickBooks

Solution 7: Try to access the lost or deleted transactions

You might not be able to find a transaction or list of transactions that might have become inaccessible or got deleted mistaken from the QuickBooks company file. In order to restore those deleted or altered transactions, the below steps would definitely work:

Accidentally deleted or altered transaction might be visible in QuickBooks audit trail report. You can restore those transactions by re-entering the information. It should be noted that the audit trail report shows all the transactions that have been entered in that particular company files, along with the deleted ones. This even helps you in displaying any historical changes made on the transactions.

For opening the report, the below steps should be carried out:

  • You are first supposed to open the Reports menu.
  • Choose the Accountant and Taxes, along with that click on Audit trail.
Audit Trail - Screenshot
  • Now restore the transactions that are lost as a consequence of a technical glitch.

Many times, the transactions can be lost or might not be accessed, due to various technical snags. If the same situation arises, then you can try to restore the lost transactions, along with its data, by using QuickBooks backup file with (.QBB) extension.

Final Words..!

This drives us towards the end of this post, where we expect that the information scribbled above might be of some help in getting rid of QuickBooks error code C=51. There can be a situations where none of the above strategies worked for you, In that case we advise you to connect to the QuickBooks desktop support team by calling our dedicated support line i.e., 1-800-761-1787. Our certified accounting experts will assist you in dealing with such type of software errors.


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