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Simple Solutions To Fix QuickBooks Com Error

QuickBooks com error occurs when your device loses connection to the QuickBooks company files. It generally takes place when you upgrade a company file to the new version of QuickBooks. This error tends to appear when you open a company file over the internet or in multiuser mode. QuickBooks can display this error if it fails to restore the backup of a company file.

Why Does QuickBooks Com Error Occur?

We have listed below the reasons which may give rise to QuickBooks com error:

  • You can get this error when you restore a backup directly from a flash drive or other removable storage devices.
  • Disrupted network connection with the host computer is another important cause of this error.
  • The error can occur due to damaged QuickBooks program file(.ND and .TLG files).
  • You can come across this error if multiple QuickBooks Database Services are running on your computer without your knowledge.
  • Your Firewall settings may prevent QuickBooks program files from accessing the ports required to open the company file.
  • The ‘Block Web Bugs’ filter option for your antivirus can conflict with your QuickBooks.
  • You have a possibility to get QuickBooks crash com error if the hosting is turned on on all workstations.

Solutions To Fix QuickBooks Com Error

We are mentioning below the various ways which you may try out to fix QuickBooks error without any hassle.

Turn Off The Hosting On All Workstations

  1. Press F2 to open the ‘Product Information’ Window
  2. Select ‘Local Server Information’ and turn off the hosting.
  3. Try to upgrade your company file to QuickBooks.

Rename The .ND and.TLG Files

These configuration files allow QuickBooks to access a company file. If these files are damaged, you need to rename them. So go through the steps given below to rename these files.

  1. Open the folder of your company file and find the files whose names are matching with your company files but have ‘.ND and.TLG’ extensions.
  2. Right-click on each file and select ‘Rename.’
  3. Add the word ‘OLD’ at the end of each file name.

Rescan the Database Server Manager

  1. Open ‘All Programs’, click on ‘QuickBooks and select ‘QuickBooks Database Server Manager.’
  2. Go to the ‘Scan Folders’ tab and select ‘Add folder.’
  3. Click ‘Scan’ to scan that folder.
  4. If QuickBooks is able to find the files, then it will show you a confirmation message.
  5. Select QuickBooks and try to open your company file.

Open The Company File Locally

  1. Open the folder containing your company file and locate the file with an ‘.QBW’ extension.
  2. Copy the file and paste it on your desktop.
  3. Hold down the Control key and open QuickBooks.
  4. Click ‘Open or restore an existing company’ in the ‘No Company Open Window.’
  5. Open the company file which you have copied on your desktop.

Exit All QuickBooks Processes

  1. Login as ‘Administrator’ on the server computer.
  2. Press Ctrl+Shift+Esc to open the ‘Task Manager.’
  3. Click the ‘Users’ tab to show the process for all users.
  4. Select each QuickBooks process and click on ‘End Task’ button.
  5. Open the company file in multi-user mode to ensure that QuickBooks is not showing the same error again.

Check The Folder Permission Manually

  1. Right-click on the folder containing your company file and select ‘Properties.’
  2. Select ‘Advanced’ under the ‘Security’ tab.
  3. Choose QBDataServiceUser and select ‘Edit.’
  4. Turn on the following settings      
  • Traverse Folder/Execute File
  • List Folder/Read Data
  • Read Attributes
  • Read Extended Attributes
  • Create Files/Write Data
  • Create Folders/Append Data
  • Write Attributes
  • Write Extended Attributes
  • Read Permissions

If you do not have the correct permission, then perform these steps:

  1. Select the folder of your company file and select ‘Properties.’
  2. Click ‘Security’ and then select ‘Edit.’
  3. Select ‘QBDataServiceUserXXand allow ‘Full control.’
  4. Click on ‘Apply’ and then hit the ‘OK’ button.

Configure Firewall Ports And Antivirus Software

If your Firewall or antivirus program is blocking access to specific QuickBooks programs and files, then configure your Firewall ports. Therefore, act according to the steps given below.

  1. Open QuickBooks Database Server Manager and find the port number that you will use for Firewall port exception.
  2. Type Windows Firewall in the search box and select it.
  3. Go to Advanced Settings, right-click on ‘Inbound Rules’ and select ‘New Rule.’
  4. Select ‘Program’ and click on ‘Next.’
  5. Give a name to the ‘Rule’ and click ‘Finish.’

You can follow the same steps for Outbound rules. Only you need to select ‘Outbound Rules’ in the place of ‘Inbound Rules.’

If you follow the methods carefully, then you will be able to solve the error without any trouble.