Know Why QuickBooks Error Code 3170 Occurs and How to Fix It There are a bunch of errors that you may encounter in QuickBooks while performing its operations. QuickBooks error code 3170 is one common problem that users experience. It is mainly seen when trying to edit a customer/vendor list. The reasons that might be causing it are duplicate names in QBDT and QBPOS, outdated QBPOS, corrupted company files, and many more. Furthermore, it gets triggered if any third- party application intervenes with QB and erases all the files. For this, experts have conducted deep research and brought you some practical techniques to overcome the problem. Scroll deeper to uncover the specified segments. If you don’t want to resolve QuickBooks error code 3170 alone, consider consulting a professional for help. Dial 1-855-888-3080 to talk to a QB Pro Advisor. Common Causes You Should Know Behind QB Error 3170 The following can be responsible for QuickBooks status code 3170. Let me walk you through each point. This can happen due to a program crash in the background. The error may occur due to an outdated QuickBooks point of sale. It can be due to a corrupted company file. If a third-party application intervenes with QB and erases the files. Recommended Resolutions for QuickBooks Error Code 3170 After you have understood the trigger points behind the issue, let's get into the section to explore some effective resolutions for it. Method 1: Run verify and rebuild the data utility First, you need to close all the background running processes that are related to QB. After this, run the QBDT software again. Move to the File menu. Tap on Utilities. Click on the Verify Data tab. Here, you may receive one of the following messages indicating different things. If you are prompted: QuickBooks detected no problems with your data: It means your company file is damage- free, and you can continue using it. Your data has lost integrity: It indicates that you need to rebuild the data, as it contains damage. An error message: You must connect with a professional to get the error resolved. Move to the File menu again. Choose Utilities and then tap on Rebuild Data. Then, you need to create a backup of your company file. Choose No if you are asked to replace the backup. After the backup creation, the rebuilding process will start. Tap OK if the rebuild has completed. Method 2: Run QuickBooks File Doctor Open the QB Tool Hub. Choose Company File Issues. Click on Run QuickBooks File Doctor. If you can’t locate the file doctor, search for QuickBooks Desktop File Doc and open it manually. Go to the company file dropdown. Tap on the file that you want to repair. If you are unable to find your file, tap on Browse and search for your file. Choose the Check your file option. Click Continue. Enter the QB admin password and click Next. Closing Remarks The blog clearly explains the reasons that might cause QuickBooks error code 3170 . To demonstrate it, you have been provided with a list of the causes behind it. Moreover, you are given a couple of solutions that can help you address the problem. For more information, give a call to a 1-855-888-3080 and get instantly connected with a QB advisor.