I installed the wpmudev plugin and whenever i login i get

I installed the wpmudev plugin and whenever i login i get the following error :
Your server had a problem connecting to WPMU DEV. Please try again.
If this problem continues, please contact your host and ask:
"Is php on my server properly configured to be able to contact https://premium.wpmudev.org/wdp-un.php with a GET HTTP request via fsockopen or CURL?"

I am trying this on my local server and PHP works fine on the other websites which are on php works perfectly fine . plZ help me out soon .