Manually Uninstalling DxEnterprise

Summary

In some circumstances, normal uninstallation of DxEnterprise via Appwiz.cpl (Add\Remove Programs) is not possible. The following steps can be used to manually cleanup (and uninstall) DxEnterprise from Microsoft Windows.

Information

The methods below describe how to either completely remove DxEnterprise from the system, or to remove DxEnterprise from the system and reinstall it while retaining the cluster configuration.

Removing DxEnterprise Completely from the System

1. Freeze the node to prevent application failover (i.e. right-click on the cluster node and select Freeze cluster node).

2. Stop all DxEnterprise services.

   net stop dxregmonitor
   net stop dxhealthmonitor
   net stop dxstormonitor
   net stop dxlengine
   net stop dxlmonitor
   net stop dxcmonitor

3. Delete all DxEnterprise services.

   sc delete dxregmonitor
   sc delete dxhealthmonitor
   sc delete dxstormonitor
   sc delete dxlengine
   sc delete dxlmonitor
   sc delete dxcmonitor

4. Open regedit and browse to HKLM\Software\Microsoft\Windows\CurrentVersion\Uninstall, search for dx, locate the GUID with the DisplayName of DxEnterprise and delete it.

5. Browse to HKLM\Software\DH2i and delete it.

6. Delete the %ProgramFiles%\DH2i folder.

7. Browse to %WinDir%\Installer. Right-click on the column header, select More, find Subject and select it.

8. Find the *.msi file with the subject of DxEnterprise and delete it.

Removing DxEnterprise and Reinstalling the Software

1. Freeze the node to prevent application failover (i.e. right-click on the cluster node and select Freeze cluster node).

2. Stop all DxEnterprise services.

   net stop dxregmonitor
   net stop dxhealthmonitor
   net stop dxstormonitor
   net stop dxlengine
   net stop dxlmonitor
   net stop dxcmonitor

3. Delete all DxEnterprise services.

   sc delete dxregmonitor
   sc delete dxhealthmonitor
   sc delete dxstormonitor
   sc delete dxlengine
   sc delete dxlmonitor
   sc delete dxcmonitor

4. Delete all files from %ProgramFiles%\DH2i\bin except for the *.xml files.

5. Delete all other folders under %ProgramFiles%\DH2i except for the bin folder.

6. Open regedit and browse to HKLM\Software\Microsoft\Windows\CurrentVersion\Uninstall, search for dx, locate the GUID with the DisplayName of DxEnterprise and delete it.

7. Browse to %WinDir%\Installer. Right-click on the column header, select More, find Subject and select it.

8. Find the *.msi file with the subject of DxEnterprise and delete it.

9. Reinstall DxEnterprise.

10. Unfreeze the node to re-enable application failover.