This error is generated when attempting to open a section in NBS building or NBS Landscape. To Rectify this issue you will need to un-register and re-register the NBSSpecEditor.ocx file
To do this you can -
Try to locate the following file NBSSpecEditor.ocx in can be in the following folders
a. C:\Windows\system32\
b. C:\Windows\sysWOW64\
2. In the correct folder Open a command prompt as administrator
3. Enter the following command
Regsvr32 NBSSpecEditor.ocx
4. You should see a confirmation message.
5. Test opening the spec.
If you still see the message
1. Navigate to C:\Program Files (x86)\Common Files\NBS
2. In that folder Open a command prompt as administrator
3. Enter the following command
Regsvr32 SpelliCtrl.ocx
4. You should see a confirmation message.
If that doesn’t work
1. uninstalling NBS Building
2. manually deleting the files left behind in C:\Program Files (x86)\NBS\NBS Building\
3. manually deleting the files left behind in C:\Program Files (x86)\Common\NBS\
4. manually deleting these files
C:\Windows\sysWOW64\NBSSpecEditor.ocx
C:\Windows\sysWOW64\SpecData2.dll
5. manually deleting these registry keys
HKEY_CURRENT_USER\Software\BDS Ltd.\NBS Building
HKEY_CURRENT_USER\Software\BDS Ltd.\NBS Specifier
6. Reinstall
a. If it’s a network install
i. Go to the network unpack location
ii. Right-click on ClientInstall.exe
iii. select run as admin
b. otherwise just double click on StandAloneInstall.exe