Fixing Cannot Open SQL Server 599 Errors

The Microsoft SQL Server 599 error is usually related to certain Windows system services, which prevent SQL Server from starting.
Some users are plagued with this message when attempting to start the SQL Server service on Windows 10.

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  • 1. Download and install ASR Pro
  • 2. Run a scan to find and fix errors
  • 3. Reboot your computer for the changes to take effect
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    Disable the security software

    1. Disable your security software and check for any improvements.
    2. Open the Windows Search bar, type security, and click on the relevant search result.
      Open the Windows Search bar, type security, and click on the relevant search result.
    3. Go to the Virus & threat protection section -> click on Virus & threat protection settings.
    4. Go to the Real-time protection tab -> under the Virus & threat protection section, uncheck the box for Turn on real-time protection.
    5. Restart your computer and check for any improvements.
      Restart your computer and check for any improvements.
    6. Disable Windows Defender
    7. Open the Windows Search bar, type Windows Defender, and click on the relevant search result.
    8. Go to the Virus & threat protection section -> click on Virus & threat protection settings.
    9. Go to Real-time protection tab -> under the Virus & threat protection section, uncheck the box for Turn on real-time protection.
    10. Restart your computer and check for any improvements.
      Restart your computer and check for any improvements.
    11. Disable 8.1 Update
    12. Open the Windows Search bar, type Windows Defender, and click on the relevant search result.
    13. Go to the Virus & threat protection section -> click on Virus & threat protection settings.
    14. Go to Real-time protection tab -> under the Virus & threat protection section, uncheck the box for Turn on real-time protection.
    15. Restart your computer and check for any improvements.
      Restart your computer and check for any improvements.

    Run the SFC scan

    1. Press the Windows key + S hotkey, enter sfc /scannow in the search box, and click Run as administrator under the last result.
    2. The SFC scan will now start, and you should see a progress bar in the snapshot directly below.
    3. Press the Windows key + E hotkey to open File Explorer.
    4. Click This PC.
    5. Right-click on the C: drive and select Properties.
    6. Select the Tools tab, and click the Check Now button under the Error-checking section.
      Select the Tools tab, and click the Check Now button under the Error-checking section.
    7. The Check Disk utility will now start, and the process might take a while to complete.

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  • 1. Download and install ASR Pro
  • 2. Run a scan to find and fix errors
  • 3. Reboot your computer for the changes to take effect

  • Run the DISM repair tool

    1. Press the Windows key + S, type cmd, and click on the relevant search result.
    2. Type the dism.exe /online /Cleanup-Image /RestoreHealth command, and press the Return key.
      Type the dism.exe /online /Cleanup-Image /RestoreHealth command, and press the Return key.
    3. Then, type the dism.exe /Online /Cleanup-Image /RestoreHealth command.
    4. Press the Enter key, and restart the computer after running the command.

    Reinstall the SQL Database Engine

    1. Open the Windows Search bar and type services.msc.
    2. Navigate to the Services tab.
    3. Scroll down and look for SQL Server (MSSQLSERVER).
    4. Right click it and choose Properties.
    5. Select the General tab.
      Select the General tab.
    6. Click on the Stop button.
    7. Set Startup type options to Automatic and click on Start button.
      Set Startup type options to Automatic and click on Start button.

    Reinstall the SQL Browser service

    1. Press Windows + R to open Run, type services.msc in the text field, and click on the relevant search result.
      Press Windows + R to open Run, type services.msc in the text field, and click on the relevant search result.
    2. Locate the SQL Browser service, right-click on it, and select Stop.
    3. Next, click on Start on the context menu.
    4. Press Windows + R to open Run, type control in Run’s text field, and click on the relevant search result.
    5. Click on Services.
      Click on Services.
    6. Locate the SQL Browser service, right-click on it, and select Stop.
    7. Next, click on Start on the context menu.
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    Create a new login

    1. Launch SQL Server Management Studio.
      Launch SQL Server Management Studio.
    2. Connect to the server by clicking Connect in the toolbar.
    3. Choose the server from the list and click Connect.
    4. Once the server is connected, right click on the Databases folder and choose New Database.
    5. Enter the desired name for the Database and click Create.
      Enter the desired name for the Database and click Create.
    6. Once the Database is created, click Connect.
    7. Choose the Server, Database, and login, and click OK.
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