At times, when accessing the QuickBooks Desktop accounting software, users receive the error message C=343. Your company files may not be accessible due to this problem, which could also result in QuickBooks failing to reply.
This QuickBooks error code C=343 can be fixed using a number of methods. They consist of the following:
Solution 1: Getting your QuickBooks Desktop updated
An outdated version of QuickBooks is among the most typical reasons why you get this QuickBooks error message on your screen. To fix this, you must upgrade the software with the most recent patch. QuickBooks must be reopened after the update procedure is finished. This approach might be sufficient to resolve the QuickBooks Company file access issue. Try the next option if that doesn't work.
Solution 2: Integrate MSXML.Dll Files with QuickBooks
Steps for a 32-bit framework:
Press "Win + R" at the same time.
The Run command window appears.
Click OK after entering Regsvr32 MSXML.dll in the search box.
A notice stating that you have been "Successfully registered" will now appear on the screen.
You can now restart the QB software and see if the C 343 problem notice has been resolved.
Steps for 64-bit framework:
Type "cmd" in the Run Command Window.
Hit on the Enter key afterward.
Now, you need to type "Regsvr 32 MSXML3.dll" and "Regsvr 32 MSXML4.dll" at the Command Prompt and follow up by hitting the Enter
Finally, the QuickBooks software should be restarted after successfully registering both the .dll files.
Solution 3: Check If Re-installing the MSXML
You are required to locate and download the Microsoft core XML file to your computer from the official website of Microsoft.
After the file has been successfully installed, double-click any MSXML files and then adhere to the on-screen instructions.
Finish by restarting QuickBooks.
If QuickBooks error C 343 still occurs, you must implement the steps contained in the next solution.
The post has attempted to assist you with easy steps to troubleshoot QuickBooks Error C=343. We hope you find it useful. If you have faced problems, you can contact our QuickBooks error technical support staff via our helpline i.e., 1-800-761-1787.