NamelessMC

Hi me again,
So i got php installed but now iam facing another problem, after i got php iam at the reqiurements tab and there i see 2 Errors that are saying: X PHP XML and X PHP MBString. I looked and searched on the internet and downloaded PHP Xml and restarted apache2 service but again it still is marked as an error! Can someone please help me?

Edit: I got it installed

Hey,
I just wanted to setup a NamelessMC Forum on my Webserver but after i installed it and uploaded a fresh version of Nameless i just got a Screen full of text (I think its php). I have every requirement installed on my Server and php is on version 7 but after i restarted my apache2 server i just got the screen. Do i have to install anything? Please help me.

The Text i got: https://cdn.discordapp.com/attachments/733327215982280776/878410120365752370/Namelessmcerror.PNG