Roundcube is not working on my website - page Blank

[freeshark]

 Hi,
I have tried to install Roundcube on my website thru Softaculous and all  was looking fine to me. However when I click on the link where is supposed  to me Roundcube the page is blank.

http://www.freeshark.eu/webmail


Please can anybody help me with this one ?

Thanks,
Giorgio

[SKaero]

Whats in your Roundcube error log?