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Resolve QuickBooks Error 31600 (Unexpected Internal Error) | Forum

Topic location: Forum home » Support » General Questions
Henry Smith
Henry Smith Oct 4 '21

QuickBooks error code 31600 can be a major trouble for you, which you need to tackle immediately. You might come across such an error when creating portable files or backups, at the time of sending payroll, saving new transactions, etc. 

To get a better grip of QuickBooks error 31600, make sure to read our complete Blog post. For further consultancy, reach out to our team using our helpline number.
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Alpha Johnson
Alpha Johnson Nov 26 '21

Solution 1: Press your QuickBooks Desktop.

Solution 2: Identify how many users are affected.

Solution 3: Create a Windows Administrator.

Solution 4: Make a New Windows Server.

Peter Groft
Peter Groft Oct 10 '22

Step 1: Make sure the number of users is within the limit

One of the reasons because of which the QuickBooks Error Code 31600 might occur is the change in numbers. Follow the steps below to monitor and fix this error.


Initially, open your QuickBooks Desktop, and go to the Company.

Now choose the User number and password.

On the Enterprise version, select the Company section and select users.

On the Select Option, select Set Up Users and Roles.

Now click on Add user, and fill in all the details. Click on Next.

You can customize the account accordingly. Select Finish.
Step 2: Creating an administratorOn the Start menu, select Settings.Go to Account, and then select Family and other Users.

From Other users, select Add someone else to the PC.Then select I do not have this sign-in information, and then select Add a user and exclude the Microsoft Account.Provide a name, and then select Finish.Now click on the Newly created account, and assign its type.Lastly, select Admin, and right-click on it.


Step 3: Creating a new serverYou can also create a new server, which can fix your problem. Follow the steps given below to fix QuickBooks Error Code 31600.
Open the QuickBooks Desktop, and then select Service Manager.Now go to Computer Management.

On the Computer Management, select Expand local groups and users.A window will appear, select the Groups according to your requirement.Now you would have to Change the properties. Double-click on Admin Properties and open it.

Now open the Administrator group by double-clicking on them.The Administrator group window will appear, select Add.Now click on computer, and go to Service account or select Group window.A window will appear, in it select the User number.Now, assign a type to the account, which has to be added to the groups of administrators.Finally select OK.


Step 4: Browser InspectionThe QuickBooks Desktop error might also occur due to a problem with the browser. Follow the steps below to make sure that the browser works effectively.
If you are using QuickBooks Online, use the updated version of any of the search engines such as Mozilla Firefox or Google Chrome.Now after you have checked the Browser version, clear all your Search history. Along with the History, remove the cache.

Close the Browser, and log in again.Pres the CTRL+SHIFT+DEL keys together, while the browser is open. The history window of the QuickBooks will appear. Select all the boxes.If you are using Google Chrome, set the timing to “The beginning of time” and if you are using Firefox, select “Everything”. Your entire search history will be cleared.


Step 5: Check Affected userYou would have to check how many other users are being affected. Follow the steps below to check and fix QuickBooks Error message 31600.
On the QuickBooks Desktop, open the Menu of the company. Select Set up Users, and then select Password.Now choose Set Up Users.After that go to the Company and then select Users.Find Set Up Users and Roles, and select it.

Now hit a click on Add Users and provide the necessary details.Also select the Next option and if you want to customize the user, make Necessary changes.Lastly, select Finish and then login again with the new credentials.


Hope You Find This Useful,

Peter