If you just want to update to the latest Reality Release of the Demo refer to the FAQ…
… Updating the Windows Reality Demo from release to release
Warning! The following will totally remove Reality, any mistakes deleting files or using regedit could require Windows to be reloaded so please make sure you have a backup.
Important Note:
There is a new utility command, remove_reality, that is installed since V15.1+SP#57, June 2014, with the update V15.1.0.0043, refer to Latest Updates page for the latest SP. While this command typically removes Reality the details below can be used to check this.
Providing you only have Reality loaded from NPS after completing the below you should also use [find] in the Windows regedit command to search for and remove all hive entries containing the words Reality, Northgate and pdshist. e.g. HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\SharedDLLs entries C:\Windows\system32\pdshist.dll and C:\Windows\system32\PdsSetup.dll.
You can also refer to specific steps in order to repair a corrupt installation. Reality should be removed either using the All Programs, Reality uninstall options or using the Windows Add/Remove Programs or Programs and Features within Control Panel. Each component should be removed in the following order:
Manuals – must be done from Add/Remove Programs or Programs and Features.
RealWeb Demo
Reality Demo
Reality – must be done using Uninstall or Modify Default Reality from All Programs, Reality
If you encounter any problems removing Reality or the Demos follow the steps below:
This will remove all of the Reality components loaded onto your system…
… please follow each step very carefully.
Note: Folders like Windows\NorthgateIS and ProgramData\NorthgateIS are considered hidden or system files. In order to see these you may have to make them visible in Explorer, using Tools, Folder Options, View and select show hidden files and folders and unhide protected files.Note: For 64bit Windows.
You can also remove all other Northgate Reality items as detailed below:
HKEY_CURRENT_USER, "Software\Northgate\Reality", all keys
HKEY_LOCAL_MACHINE, "SOFTWARE\AdminRightsCheck_djklas-8sa809"
HKEY_LOCAL_MACHINE, "SYSTEM\CurrentControlSet\Control\Session Manager\Environment", "REALROOT"
HKEY_LOCAL_MACHINE, "SYSTEM\CurrentControlSet\Services", remove Reality services e.g. Reality V15.0
Also remove drive:\Windows\SysWOW64 files pdshist.dll & PdsSetup.dll
Refer to the UNIX Installation Guide, which can used to remove the directories, files and links loaded during the Reality setup install scripts. Follow the instructions for Reality headed "remove an earlier release" and "remove the previous version of UNIX-Connect…".
Refer to the various Windows and UNIX installation notes in the separate Reality Client Components Installation Guide, refer to the Latest Documentation.