Orangecraft crash

So, I went on orangecraft, minding my own business, when suddenly my game crashes, I don't look at the report at all I just go back on orangecraft, it crashes again, it said "Rendering entity in world" here's the entity's info:

Entity Type: Enderman (vo)
Entity ID: 10792
Entity Name: Yelliot
Entity's Exact location: -25.97, 36.00, 19.97
Entity's Block location: -26.00,36.00,19.00 - World: (-26,36,19), Chunk: (at 6,2,3 in -2,1; contains blocks -32,0,16 to -17,255,31), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
Entity's Momentum: 0.00, -0.08, 0.00
Entity's Rider: ~_ERROR~ NullPointerException: null
Entity's Vehicle: ~_ERROR~ NullPointerException: null

Please fix this! And here is the full crash report attached to it