Sagent registry settings on Unix machines can't be deleted

This is specific to Unix environment.
Sagent (Any Version)
If any entry has been made once in the registry, it can't be deleted but the user can it set to false.

The process to modify registry settings:
 export -> modify and import.

Commands can be used:
Step 1 : Export command:
              regedit -c -e Temp file name.reg HKEY_LOCAL_MACHINE\\Software\\Sagent\\DataMart

Step 2: Modify
           Set disable value for that key.
           Assume that the user has enabled the plan tracking key in registry as below
           Set this value to 
           Save the change.
           Go to step 3.

Step 3: Import command: 
            ./regedit -c Temp file name.reg
Step 4: Confirm changes by doing step 1 if required.

Note: The user need write and execute permissions to perform above-mentioned operations.
           Run .sagentrc file before doing registry export/import.

UPDATED:  September 1, 2017