# How do I fix error code H202 in QuickBooks? Are you having difficulty switching from single-user to multi-user mode due to the QuickBooks H202 error? Multi-user mode is an astounding feature of QuickBooks that allows multiple users to work simultaneously on the same file. However, when the application cannot open the company file in the multi-user mode, the QuickBooks H 202 error message will appear on your screen. If you are looking forward to realistic solutions, go through this blog post. This informative post will elaborate multi-users H202 error in detail, including its causes, symptoms and the troubleshooting remedies. ## A Quick Insights into H202 QuickBooks Error Before you delve deep into the troubleshooting solutions for the QuickBooks H 202 error, let us first understand what the error is all about. The error belongs to the H series error category and may be triggered for various reasons. You might face this error at the time of switching from single-user mode to multi-user mode or opening the company file in multi-user mode. Usually, the users will witness the error message depicting, "QuickBooks error code H 202: You are trying to work with a company file that is located on another computer, and this copy of QuickBooks company file cannot reach the server on that computer." ### Prominent Causes Behind the H202Error QuickBooks The lack of communication between the server and the QuickBooks application is the major reason behind this error. However, several other reasons are also responsible for this error, which are listed below: * QuickBooks desktop is unable to locate the server's IP address. * Your system is not properly configured for the host settings. * QuickBooks Database server manager has not started properly. * The network or the transaction log files are corrupted or damaged due to a virus or malware attack. * Essential QuickBooks services such as QBCFMONITOR and QuickBooksDBXX are not running properly in your system. * DNS Settings are not set properly in your system. 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You will witness the below-mentioned signs and symptoms when the QuickBooks Multi-user error h202 hits your system. The main indication of the error is difficulty switching to multi-user mode. You will be unable to open the file in the multi-user mode despite several attempts. QuickBooks application freezes or stops responding to your commands. The error code H202 in QuickBooks appears on your screen. The window of your system crashes whenever an error occurs in your system Proven Fixes to Resolve QuickBooksErrorH202 switching to multi-user Mode The H202 QuickBooks error prevents you from switching to the multi-user mode. The instant solutions to fix the multi-user mode error are explained below: Solution 1: Install and Run the QuickBooks Database Server Manager QuickBooks database server manager helps you in sharing the company file in multi-user mode over the network. If it is not installed in your system, the QuickBooks h202 error definitely hits your system. Go with the below-outlined steps to install QuickBooks database server manager: Under this process, you need to download the QuickBooks database server manager in your system. After completing the download, open the downloaded folder and search for the setup file named setup_QuickBooks.exe. Complete the on-screen prompts to complete the installation process. Provide the necessary details, such as license number, and product number, if asked. Ahead, select the installation type and click on the Next button. Click on the INSTALL NOW button to install the application. After the QuickBooks database server manager is installed, you need to run the application to fix the error. To open the application, double-click on the desktop icon. Click on the Start button, if the QuickBooks database server manager displays your firm file folder. If not, move to the location where company file is stored and click on the Start button. The tool automatically fixes the error by granting the necessary permissions on your firewalls. Press the Close button when the scanning process is over. 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In order to use the tool, you must install it on your system. The steps that will guideline the entire process include: Visit Intuit's official website and look for the QuickBooks tool hub's version. Further, press the download button to initiate the downloading process of the tool in your system. Complete the on-screen instructions and agree with the terms and conditions to complete the installation process. QuickBooks tool hub desktop icon will appear on your screen when it is installed in your system. Run QuickBooks File Doctor Double-click on the QuickBooks tool hub desktop icon to open it. Thereafter, move to the Company File Issue tab and press the QuickBooks File Doctor button. Pick the company file throwing the issue and choose the appropriate repair option. Lastly, press the continue button to diagnose and fix the issues coming within the company file. Solution 3: Configure the Firewall Settings on the Server The wrong firewall settings will restrict you from opening the company file in the multiple-user mode. By simply changing the firewall settings using the steps mentioned below, you can fix QuickBooks error h202 by switching to multi-user mode. Under this process, you must open the Windows Firewalls in your system. Ahead, move to the Advanced settings option. In the opened window, click on the Inbound Rules and then pick the New Rules option. Further, choose Programs and click on the Next button. Press Allow this connection and press the next button. Provide the name of the newly created rule and press the OK button. Note: Create the outbound rules in the same manner. Solution 4: Rename the transaction log (.TLG) and network (.ND) Files The transaction log files (.TLG) and network log files (.ND) are pivotal files in QuickBooks, which help in opening the QuickBooks company file. If these files are damaged/corrupted for some reason, you will definitely face QuickBooks Multi-user error h202. The explanatory steps that will guide you in renaming both the .TLG and . ND files, one by one, include: Under this process, open the folder where QuickBooks company files are stored in your system. Now, in the opened folder, search for the.ND and . TLG files. Usually, these files have the same name as the company file name but with the nd and .tlg file extensions. Right-click on these files one by one and choose the rename option. Further, add .old at the end of the file name to rename them, for example, the company filename.nd.old. Click anywhere on the desktop to save the renamed file Solution5: Verify the folder permissions on the server The folder storing the company file must have the necessary permission to share the company file with another system. If not, the H 202 error will prompt up on your screen. Eradicate the error by following the steps mentioned below. Under this process, open the company file folder on your server system. Right-click on the company file folder and pick the properties option from drop -down list. In the properties window, move to the security tab and press the button stating Advance. Here, select QBDataServiceuserXX and press the Edit button. Lastly, choose the essential QuickBooks services and press the Allow button. If the permissions are set incorrectly The steps that need to follow to resolve the issue include: Initially, right-click on the company file folder and pick the Properties option from the drop-down list. Further, choose security and click on the Edit tab. Further, select QBDataServiceuserXX and allow "full Control" to it. Lastly, press the OK button to implement the changes. Solution 6: Ping the Server from the Workstations If the connection between the server and the workstations is interrupted, the QuickBooks multi-user mode H 202 error will appear on your screen. The best way to fix the issue is to ping the server from each workstation, using the step mentioned below: On the server system, click on the Start button and type Run in the search panel. Press the enter key to open the run window. In the opened window, type CMD and press the enter key. It will open a black window with a blinking cursor. In this window, type Ipconfig/all and press the enter key. A window containing the information will appear on your screen. Here, locate the Windows IP configuration section to find the hostname. Copy the server name on the notepad. Now, move to the workstation and open the RUN window. Type “CMD” in the run window and press the enter key to open the command prompt. Here, type "PING (your server name), type the exact server name excluding brackets," and press the enter key. Perform the same steps from all the workstations experiencing the issue. Wrapping Up Resolving QuickBooks error H202 is one of the toughest tasks. However, with the right techniques, you can easily fix this error without any issue. In this blog, we have explained all the necessary techniques used to eliminate the QuickBooks multi-user error. However, if the problem still persists, you can call our experts at