Could not locate shape: base/data/shapes/player/m.dts (download failed)
Could not locate shape: base/data/shapes/markers/octahedron.dts (download failed)
Could not locate shape: base/data/shapes/markers/octahedron.dts (download failed)
Could not locate shape: base/data/shapes/markers/octahedron.dts (download failed)
base/server/scripts/allGameScripts.cs (10378): preload failed for mDts: .
Could not locate shape: base/data/shapes/player/m.dts (download failed)
base/server/scripts/allGameScripts.cs (10378): preload failed for PlayerStandardArmor: .
Could not locate projectile shape: base/data/shapes/empty.dts (download failed)
Could not locate shape: base/data/shapes/Hammer.dts (download failed)
base/server/scripts/allGameScripts.cs (12410): preload failed for hammerImage: Unable to load shape: base/data/shapes/Hammer.dts.
Could not locate shape: base/data/shapes/wrench.dts (download failed)
base/server/scripts/allGameScripts.cs (13354): preload failed for WrenchImage: Unable to load shape: base/data/shapes/wrench.dts.
Could not locate shape: base/data/shapes/wand.dts (download failed)
base/server/scripts/allGameScripts.cs (14851): preload failed for WandImage: Unable to load shape: base/data/shapes/wand.dts.
base/server/scripts/allGameScripts.cs (15153): preload failed for blueSprayCanImage: Unable to load shape: base/data/shapes/spraycan.dts.
base/server/scripts/allGameScripts.cs (15871): preload failed for AdminWandImage: Unable to load shape: base/data/shapes/wand.dts.
base/server/scripts/allGameScripts.cs (16297): preload failed for flatSprayCanImage: Unable to load shape: base/data/shapes/spraycan.dts.
base/server/scripts/allGameScripts.cs (16559): preload failed for pearlSprayCanImage: Unable to load shape: base/data/shapes/spraycan.dts.
base/server/scripts/allGameScripts.cs (16861): preload failed for chromeSprayCanImage: Unable to load shape: base/data/shapes/spraycan.dts.
base/server/scripts/allGameScripts.cs (17163): preload failed for glowSprayCanImage: Unable to load shape: base/data/shapes/spraycan.dts.
base/server/scripts/allGameScripts.cs (17466): preload failed for blinkSprayCanImage: Unable to load shape: base/data/shapes/spraycan.dts.
base/server/scripts/allGameScripts.cs (17779): preload failed for swirlSprayCanImage: Unable to load shape: base/data/shapes/spraycan.dts.
base/server/scripts/allGameScripts.cs (18084): preload failed for rainbowSprayCanImage: Unable to load shape: base/data/shapes/spraycan.dts.
base/server/scripts/allGameScripts.cs (18407): preload failed for stableSprayCanImage: Unable to load shape: base/data/shapes/spraycan.dts.
base/server/scripts/allGameScripts.cs (18723): preload failed for jelloSprayCanImage: Unable to load shape: base/data/shapes/transspraycan.dts.
base/server/scripts/allGameScripts.cs (19373): preload failed for brickImage: Unable to load shape: base/data/shapes/brickWeapon.dts.
base/server/scripts/allGameScripts.cs (19373): Unable to find parent object brickImage for ShapeBaseImageData.
... and so on and so on.
Your default game files are missing. Check base/data/shapes.
If you're using Steam, go to Properties -> Local Files and verify the game cache.
If you're using the launcher, make sure nothing is read-only.