Frontpage goes white on new clean install

Hi there
In the progress in setting a new site up. Nothing is loaded on the frontpage, exept the menu, but when activating jomsocial modul " latest members" the page goes totaly white..

How did you get that module to work in the demo ??

Please advise how to solve this....


using
joomla 2.5.4
jomsocial 2.6.1
Gavick music template ver.2.8

Hi

Can you pleAse tell me what php version are you using ?