QuickBooks Payroll helps businesses manage employee pay, taxes, and related tasks. Like any software, it can show errors if files or the system are outdated. One common issue is QuickBooks Desktop Payroll Error PS107. This error message says, “An internal file in QuickBooks has become unreadable PS107.”Error PS107 usually happens when QuickBooks can’t read a required update file. This may be due to file corruption, outdated software, poor internet connection, or unverified subscription details. The error blocks payroll tax table updates, which may lead to compliance problems.
To fix it, confirm your payroll subscription is active and update QuickBooks. Use the QuickBooks Tool Hub if needed. Always back up your company file before making changes. Keep QuickBooks and Windows updated to reduce the risk of this error. For serious issues, contact QuickBooks Support. In next, section we have mentioned 10 methods to fix this error to avoid it in the future
Method 1: Reinstall QuickBooks Using Selective Startup Mode
Use Selective Startup Mode to run only essential programs. This helps avoid software conflicts during installation. Follow these steps:
- Press Windows + R to open the Run dialog box.
- Type MSCONFIG and press Enter.
- In the General tab, select:
- Selective Startup
- Load System Services
- Load Startup Items
- Go to the Services tab.
- Check Hide all Microsoft services.
- Click Disable all.
- Check Windows Installer.
- Uncheck Hide all Microsoft services.
- Click OK and restart your computer.
- Run the QuickBooks Clean Install Tool and reinstall QuickBooks.
Method 2: Switch to Single-User Mode and Create a Backup
Switching to single-user mode prevents issues that can occur when changing user modes during use. Follow these steps to back up your company file:
- Open QuickBooks.
- Click the File tab.
- Select Switch to Single-user Mode.
- Once in single-user mode, click the File tab again.
- Choose Backup Company.
- Select Create Local Backup.
- In the Backup Options window, choose Local Backup.
- Browse to the folder where you want to save the backup.
- Click OK.
- In the Create Backup window, click Next.
- Save the backup file.
Method 3: Remove Previous Updates and Install the Latest Payroll Updates
QuickBooks shows error PS107 during updates when older update files interfere with the process. To fix this, remove previous updates and install the latest version. Follow these steps:
- Open QuickBooks Desktop.
- Click the Help tab.
- Select Update QuickBooks Desktop.
- Go to the Update Now tab.
- Check the Reset Update box to remove previous updates.
- Click Get Updates.
- Wait for the update process to finish.
- Close and reopen QuickBooks Desktop.
- When prompted, confirm the installation of the new updates.
- Restart your computer after installation completes.
Method 4: Repair QuickBooks
Use the built-in repair tool to fix damaged QuickBooks files without uninstalling the program.
- Press Windows, type Control Panel, and open it.
- Select Programs and Features.
- Find and select QuickBooks.
- Click Repair or Change and follow the prompts.
- Restart your computer.
Method 5: Manually Remove QuickBooks Installation Folders
Delete leftover installation folders to remove corrupted files before reinstalling QuickBooks.
- Close QuickBooks and related processes.
- Go to C:\Program Files\Intuit.
- Rename the QuickBooks folder to OldQuickBooks.
- Restart your computer.
- Reinstall QuickBooks.
Method 6: Rename the CPS Folder
Rename the CPS folder to remove damaged components that may be causing update errors.
- Press Ctrl + Shift + Esc to open Task Manager.
- Go to the Processes tab.
- Find and end CPS.exe.
- Go to C:\Program Files\Common Files\Intuit\QuickBooks.
- Rename the CPS folder to OldCPS.
- Restart your computer.
Method 7: Disable User Account Control (UAC)
Disable User Account Control to prevent it from blocking QuickBooks updates or installations.
- Type UAC in the Windows search bar and open Change User Account Control Settings.
- Move the slider to Never Notify.
- Click OK.
- Restart your computer.
- Run QuickBooks.
Method 8: Run Reboot.bat File
Run the reboot.bat file to re-register QuickBooks components and fix system-related update issues.
- Close QuickBooks Desktop Payroll.
- Right-click the QuickBooks icon and select Properties.
- Click Open File Location.
- Right-click reboot.bat and choose Run as Administrator.
- Let the Command Prompt run; do not close it manually.
- Wait for the window to close automatically.
- Restart your computer and open QuickBooks.
Method 9: Reset Internet Explorer Settings
Reset Internet Explorer to remove incorrect settings that may block QuickBooks updates.
- Close all programs.
- Open Internet Explorer.
- Click Tools > Internet Options.
- Go to the Advanced tab.
- Click Reset.
- Confirm by clicking Reset again.
- After the reset, click Close, then OK.
- Restart your computer.
Method 10: End All QuickBooks Processes
End all QuickBooks-related processes to clear system memory and allow updates to install correctly.
- Confirm your QuickBooks subscription is active.
- Reset the QuickBooks Desktop update.
- Verify your payroll service key.
- Restart your computer.
- Right-click the Taskbar and open Task Manager, or press Ctrl + Alt + Delete.
- Go to the Processes tab and sort by Image Name.
- Select and end these processes one by one:
- QBW32.exe
- Qbwebconnector.exe
- QBCFMonitorService.exe
- Click End Process for each.
- Close Task Manager.
What are the Prerequisites to Fix QuickBooks Desktop Payroll Error PS107?
- Check that your payroll subscription is active.
- Update QuickBooks Desktop to the latest version.
- Use a stable internet connection.
- Disable antivirus or firewall if needed.
- Log in to your computer with administrator access.
- Back up your company file.
How to Identify QuickBooks Desktop Payroll Error PS107?
- Message shows: “An internal file in QuickBooks has become unreadable [PS107]”.
- Error appears during payroll update download or install.
- Payroll features stop working.
- QuickBooks freezes, crashes, or slows down.
- Payroll tax table fails to update properly.
How to Prevent QuickBooks Payroll Error PS107?
- Keep QuickBooks updated.
- Maintain an active payroll subscription.
- Use a stable internet connection for updates.
- Don’t interrupt the update process.
- Back up company files regularly.
- Keep Windows and security patches up to date.
- Use QuickBooks Tool Hub to fix minor issues.
- Set antivirus and firewall to allow QuickBooks.
When Should You Seek Professional Help for QuickBooks Desktop Payroll Error PS107?
Contact us if the PS107 error continues after basic fixes like updating the software, checking the subscription, or using the Tool Hub. Get help from us if QuickBooks keeps crashing, payroll features don’t work, or the error keeps showing. If you’re not comfortable with technical steps, such as reinstalling or changing system settings, seek expert support to avoid issues or data loss.
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