When I try to open an in-game model with the model editor in the workshop tools, it crashes completely.

This is what the console shows when it happens

[ W General ]: Attempted to add two serializers with the same file encoding (keyvalues)!
[ W General ]: Attempted to add two serializers with the same file encoding (keyvalues2)!
[ W General ]: Attempted to add two serializers with the same file encoding (keyvalues2_flat)!
[ W General ]: Attempted to add two serializers with the same file encoding (keyvalues2_noids)!
[ W General ]: Attempted to add two serializers with the same file encoding (binary)!
[ W General ]: Attempted to add two serializers with the same file encoding (binary_seqids)!
[ W General ]: Attempted to add two serializers with the same file encoding (actbusy)!
[ W General ]: Attempted to add two serializers with the same file encoding (commentary)!
[ W General ]: Attempted to add two serializers with the same file encoding (vmt)!
[ W General ]: Attempted to add two serializers with the same file encoding (mks)!
[ W General ]: Attempted to add two serializers with the same file encoding (tex_source1)!
[ W General ]: Attempted to add two legacy updaters with the same file format (sfm_v1)!
[ W General ]: Attempted to add two legacy updaters with the same file format (sfm_v2)!
[ W General ]: Attempted to add two legacy updaters with the same file format (sfm_v3)!
[ W General ]: Attempted to add two legacy updaters with the same file format (sfm_v4)!
[ W General ]: Attempted to add two legacy updaters with the same file format (sfm_v5)!
[ W General ]: Attempted to add two legacy updaters with the same file format (sfm_v6)!
[ W General ]: Attempted to add two legacy updaters with the same file format (sfm_v7)!
[ W General ]: Attempted to add two legacy updaters with the same file format (sfm_v8)!
[ W General ]: Attempted to add two legacy updaters with the same file format (sfm_v9)!
[ W General ]: Attempted to add two format updaters with the same file format (dmx)!
[ W General ]: Attempted to add two format updaters with the same file format (movieobjects)!
[ W General ]: Attempted to add two format updaters with the same file format (sfm)!
[ W General ]: Attempted to add two format updaters with the same file format (sfm_settings)!
[ W General ]: Attempted to add two format updaters with the same file format (sfm_session)!
[ W General ]: Attempted to add two format updaters with the same file format (sfm_trackgroup)!
[ W General ]: Attempted to add two format updaters with the same file format (pcf)!
[ W General ]: Attempted to add two format updaters with the same file format (gui)!
[ W General ]: Attempted to add two format updaters with the same file format (schema)!
[ W General ]: Attempted to add two format updaters with the same file format (preset)!
[ W General ]: Attempted to add two format updaters with the same file format (facial_animation)!
[ W General ]: Attempted to add two format updaters with the same file format (model)!
[ W General ]: Attempted to add two format updaters with the same file format (ved)!
[ W General ]: Attempted to add two format updaters with the same file format (vmks)!
[ W General ]: Attempted to add two format updaters with the same file format (mp_preprocess)!
[ W General ]: Attempted to add two format updaters with the same file format (mp_root)!
[ W General ]: Attempted to add two format updaters with the same file format (mp_model)!
[ W General ]: Attempted to add two format updaters with the same file format (mp_anim)!
[ W General ]: Attempted to add two format updaters with the same file format (mp_physics)!
[ W General ]: Attempted to add two format updaters with the same file format (mp_hitbox)!
[ W General ]: Attempted to add two format updaters with the same file format (mp_materialgroup)!
[ W General ]: Attempted to add two format updaters with the same file format (mp_keyvalues)!
[ W General ]: Attempted to add two format updaters with the same file format (mp_eyes)!
[ W General ]: Attempted to add two format updaters with the same file format (mp_bonemask)!
[ W General ]: Attempted to add two format updaters with the same file format (vtex)!
[ W General ]: Attempted to add two format updaters with the same file format (world)!
[ W General ]: Attempted to add two format updaters with the same file format (worldnode)!
[ W General ]: Attempted to add two format updaters with the same file format (virtualvolumetexture)!
[ W General ]: Attempted to add two format updaters with the same file format (vmap)!
[ W General ]: Attempted to add two format updaters with the same file format (vanim)!
[ W General ]: Attempted to add two format updaters with the same file format (animflags)!
[ Developer ]: XboxDVRCheck: AllowGameDVR = 0x00000001 (e0x00000006)
[ Developer ]: XboxDVRCheck: AppCaptureEnabled = 0x00000000 (e0x00000002)
[ Developer ]: XboxDVRCheck: GameDVR_Enabled = 0x00000001 (e0x00000000)
[ ]: Disconnected From 'Localhost:29000'
[ ]: Connecting To 'Localhost:29000'
[ ]: Connected To 'Localhost:29000'