How to fix Software center permissions error, SCCM 2012

Hi,
I am working in an office as IT trainee and I encountered a problem in the last few days. I have not been able to install any software on the computers because of a permission error. I do not want to ask my supervisor without first talking steps to know more about such an error. Therefore I want to ask the experts here to help me uncover the cause of the error that I have attached below.

Insufficient Permissions for software installation. Your IT department has set restrictions for this software that prevent it from installing on your computer.
