Entry type: FAQ, Entry ID: 30576253, Entry date: 09/11/2008
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Why can't you install the SQL server from WinCC V6.2 or WinCC V6.2 SP2 after installing WinCC flexible 2008?

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Fault description:
WinCC flexible 2008 is already installed and the WinCC V6.2 and WinCC V6.2 SP2 SQL server cannot be installed.

Cause:
A possible cause is the influence of the different SQL instances that are installed product-specifically with the installation of WinCC flexible or WinCC.

It is imperative that you keep to the following installation sequence when you install WinCC V6.2 or WinCC V6.2 SP2 and WinCC flexible 2008:

  1. WinCC V6.2 or WinCC V6.2 SP2
  2. WinCC flexible 2008

If you have already installed WinCC flexible 2008, consider the following procedure.

Remedy:
You can only install the SQL server from WinCC V6.2 or WinCC V6.2 SP2 if the WinCC flexible instance of the Microsoft SQL Server 2005 Express Edition was deinstalled. WinCC flexible 2008 does not have to be deinstalled.

Procedure:
The table below describes the deinstallation of the WinCC flexible instance of the Microsoft SQL Server 2005 Express Edition:
 

No. Procedure
1 Deinstalling SQL instance
A complete deinstallation of WinCC flexible 2008 is not required.
  • Open the "Control Panel" of your operating system.
  • In the "Control Panel" click on "Software".
  • Select "Microsoft SQL Server 2005" and click on "Remove".


Fig. 01 - Remove program
2 Selecting Desktop Engine
  • Select "WINCCFLEXEXPRESS" in the opened dialog.
  • Click on "Next".


Fig. 02 - Select SQL-Instance
3 Finishing deinstallation
  • Click "Finish".
  • Reboot the PC after finishing the deinstallation.


Fig. 03 - Deinstallation of teh SQL-Instance
4 Installing WinCC and the SQL instance
  • Install WinCC V6.2 or WinCC V6.2 SP2
  • Start the "Setup.exe" file on the product DVD of WinCC flexible 2008 and execute the installation.
  • Accept the license agreements.
  • Click on "Next" and do not change the presettings in the following dialogs of the installation - see also Fig.04.

    Note:
    If the presettings are not changed only the WinCC flexible Instance of the Microsoft SQL Server 2005 Express Edition is installed.
     
  • Reboot the PC after installing the SQL instance for WinCC flexible 2008 again.


Fig. 04 - Installing SQL-Instance

Keywords:
Microsoft SQL Server 2005 SP1, Microsoft SQL Server 2005 SP2, Microsoft SQL Server 2005 Express