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While trying to install the Loftware Print Server (LPS) service, a "Loftware Print Server Installation Error" dialog box appears containing the following error:

 (M4722) There was an error while attempting to change the service configuration!


Open a Command Prompt window and navigate to the Loftware Labeling directory.  Type in the following command:

  • WatchDogNT.exe -J and then press the <Enter> key

Click "Continue" if the account that will run the Loftware Print Server Service is already created

When prompted, enter the Password for the user account listed in the dialog box.


Click "Ok"

At the Command Prompt, type the following

WatchDogNT.exe -security and press the <Enter> key

After executing the two commands listed above, execute the Loftware Print Server Setup.exe and run a "Repair" on the install.  This should successfully complete the Loftware Print Server installation successfully.

Error rendering macro 'contentbylabel' : parameters should not be empty

Article Number



All supported LPS family product versions.


Windows Server 2008 R2


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