If you cannot find your SAP system defination in your SAP MMC window or maybe you deleted mistakenly then you don’t need to worry about it…

Just follow the steps below…

Your SAPMMC should look like this after the issue ;

SAPMMC –> File –> Add / Remove Snap-in

Select the “SAP Systems Manager”  from the left side and press the ADD button

Please continue with the NEXT button , you will get the SECURITY screen and continue with DEFAULT settings.

If you need PROXY settings please insert it otherwise you can continue with the NEXT button and leave it DEFAULT.

Continue with the NEXT button.

For the next screen please insert the following informations ;

SYSTEM : SID

INSTANCE : System name and instance number

Then press the ADD button

We can complete the operation with FINISH button.

Now we should see the SAP MMC window like this ;