If you are running Symantec Data Loss Prevention version 15.5, and attempt to uninstall version 15.1 (Enforce Server, Detection Server, or Single-tier), an error message displays and the uninstall fails. The error does not occur if you used Silent Mode to install the upgraded version.

15.5

There is a known issue, defect 4213940, as documented in the Release Notes for 15.5 - with the steps to resolve given below.

Create and run the following script before uninstalling a Symantec Data Loss Prevention version 15.1 server:

1. Create a .txt file.
2. Copy the following script and paste it to the .txt file:

   @ECHO OFF

   SET arg1=%1

   IF [%arg1%]==[] (

   ECHO SYMANTEC DLP 15.1 UNINSTALL FIX

   ECHO USAGE: %0 "DLP server type"

   ECHO "DLP server type" is one of enforce, detection or singletier.

   GOTO :exitfail

   )

   IF [%arg2%]==[] (

   SET arg2=SymantecDLP

   )

   IF "%arg1%" == "enforce" (

   reg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Data Loss Prevention\Enforce Server\15.1" /f

   GOTO :exitsuccess

   )

   IF "%arg1%" == "detection" (

   reg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Data Loss Prevention\Detection Server\15.1" /f

   GOTO :exitsuccess

   )

   IF "%arg1%" == "singletier" (

   reg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Data Loss Prevention\Detection Server\15.1" /f

   reg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Data Loss Prevention\Enforce Server\15.1" /f

   GOTO :exitsuccess

   )

   :exitfail

   EXIT /B 1

   exitsuccess

   EXIT /B 0

3. Rename the .txt file to use a .cmd extension.
4. Run the file from the command line.
5. Use one of the following parameters depending on the item you want to uninstall:
   • enforce
   • detection
   • singletier

6. Uninstall the item.

   Refer to the Symantec Data Loss Prevention Upgrade Guide for Windows for steps to complete the uninstall process.