I get the same mouse error as some others here also mentioned.

Set up: Win 64 version 2566 with only your mod installed.

in language English I miss the hair color pics but can see the rest. And can select the colors if I click there

The debug log say:

Loading game from file Selbstbestimmende Liga Von Funsteveium (Hardcore) with mods:
- Ludeon.RimWorld
- VanillaExpanded.VHE
Unloading 0 Unused Serialized files (Serialized files now loaded: 0)

Unloading 0 unused Assets to reduce memory usage. Loaded Objects now: 18120.
Total: 163.391100 ms (FindLiveObjects: 1.055500 ms CreateObjectMapping: 0.646300 ms MarkObjects: 161.647600 ms DeleteObjects: 0.041400 ms)

Niklas has null beardComp.

(Filename: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 35)

"

If I change to German I get the mouse scroll error and cant see the GUI correct

The debug log say:

Loading game from file Selbstbestimmende Liga Von Funsteveium (Hardcore) with mods:
- Ludeon.RimWorld
- VanillaExpanded.VHE
Unloading 0 Unused Serialized files (Serialized files now loaded: 0)

Unloading 0 unused Assets to reduce memory usage. Loaded Objects now: 20105.
Total: 195.976400 ms (FindLiveObjects: 1.117700 ms CreateObjectMapping: 0.739800 ms MarkObjects: 194.064200 ms DeleteObjects: 0.054200 ms)

Exception filling window for VanillaHairExpanded.Dialog_ChangeHairstyle: System.NotImplementedException: The method or operation is not implemented.
at Verse.Text.get_CurFontStyle () [0x0003a] in <4e802577611b487897b01fd812711839>:0
at Verse.Widgets.Label (UnityEngine.Rect rect, System.String label) [0x00000] in <4e802577611b487897b01fd812711839>:0
at VanillaHairExpanded.Dialog_ChangeHairstyle.DrawRow (Verse.Listing_Standard usedListing, RimWorld.HairDef listedHair, UnityEngine.Color colour, RimWorld.HairDef& hairToChange) [0x0027d] in <303d5800ae924c4a8819957b952801e6>:0
at VanillaHairExpanded.Dialog_ChangeHairstyle.DoWindowContents (UnityEngine.Rect inRect) [0x002e1] in <303d5800ae924c4a8819957b952801e6>:0
at Verse.Window.InnerWindowOnGUI (System.Int32 x) [0x00165] in <4e802577611b487897b01fd812711839>:0

(Filename: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 35)

GUI Error: You are pushing more GUIClips than you are popping. Make sure they are balanced.

(Filename: C:\buildslave\unity\build\Modules/IMGUI/GUIClip.cpp Line: 580)
"

I think its a kind of font error. But why I see with English text the graphics for the colors not I do not know.

Hope that help fixing. Would like to use your mod with German Rimworld