Problem I Need Some Help On FTB Crackpack ASAP

[Lewis Carter]

i found an eldritch portal and decided to investigate and died repeatedly but when i successfully got my stuff back i exited through the portal and fell out of the world. i had a lot of stuff on me that i am going to need as soon as possible and some of it is required for my friends to carry on playing.
My username is Swagger_McShanks and i am playing on the Brierie server

 

[Henry Link]

If you can't find your gravestone you will need one of the server operators to use a special command to restore the inventory that was saved in the gravestone.