Horizons: Daybreaker Server Crash

[Narcotic Bliss]

Title:

Horizons: Daybreaker Server Crash​

Launcher Version:

1.4.8​

Modpack:

Horizons: Daybreaker​

Modpack Version:

1.2.0​

Log Link:

http://pastebin.com/esSYdsKz​

Details of the issue:

Server will not boot up just stops, as you can see from the crash log​

 

[Moasseman]

Matter Overdrive requires CofhLib. Are you sure you have it?

 

[jikuja]

"Caused by: java.lang.UnsupportedClassVersionError: matteroverdrive/MatterOverdrive : Unsupported major.minor version 52.0"

Update your java. Matter overdriver requires java 8.

 

[Narcotic Bliss]

i have updated my java to 8, no i do not have that jar on my server. what version do i need to get???