Cannot Set SmarterMail as Default MailServer in Plesk

Some times when you try to integrate latest versions SmarterMail in your plesk. You will get the error :

Error: Set default component failed: defpackagemng failed: Loaded Postoffice Configuration Provider (MEAIPO.DLL)
Unable to assign port to IP address.
Reason:
Unknown IP Address: 169.254.16.152

Kindly follow the below given steps to solve this issue :

1. Go to Regedit.

2. Go to the path : 
     Local_Machhine >> Software >> Wow6432Node >> Plesk >> Psa config >> config 

3.  Locate the record MAIL_PROVIDERW_DLL 
and change it to :
C:\Program Files (x86)\Parallels\Plesk\admin\bin\smartermailprovider.dll

4. Next, locate the path : 

Local_Machhine >> Software >> Wow6432Node >> Plesk >> Psa config >> config >> Packages >> Mailserver and set Default regisrty entry to smartermail

5. Save the registry. No need to reboot.

6. Open Plesk using admin login, go to  Tool and setting >> Server components >> and click on refresh.

Now you will see SmarterMail as default mail server in plesk server components :)
Enjoy!!!