Profile Installation Failed (Mobileiron)

Hi all,

I am trying to install the profile of Mobileiron in my iphone6+ but it come out this error msg.

"Profile Installation Failed" Invalid Profile.

Scenario 1. I try to set up my phone as new phone without restore from my backup - can install the profile.

Scenario 2. Restore from previous backup but then install the profile come out this error msg.

Please anyone can help me... I hate to set up as new phone as every apps & setting are in my backups.

Thanks

Rgds - wayne