Try to fix missing textures

Assets/_Game/3dModels/Materials/Materials/Balken_neu1.mat

@@ -4,7 +4,7 @@
 Material:
   serializedVersion: 6
   m_ObjectHideFlags: 0
-  m_PrefabParentObject: {fileID: 0}
+  m_CorrespondingSourceObject: {fileID: 0}
   m_PrefabInternal: {fileID: 0}
   m_Name: Balken_neu1
   m_Shader: {fileID: 4800000, guid: 9ce107479d11178d11005b9844295342, type: 3}

Assets/_Game/3dModels/Materials/Materials/Materials.meta

+fileFormatVersion: 2
+guid: 9404e46473607b44993538564b21cce6
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/_Game/3dModels/Materials/Materials/Materials/Säule.mat

+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!21 &2100000
+Material:
+  serializedVersion: 6
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInternal: {fileID: 0}
+  m_Name: "S\xE4ule"
+  m_Shader: {fileID: 4800000, guid: 9ce107479d11178d11005b9844295342, type: 3}
+  m_ShaderKeywords: 
+  m_LightmapFlags: 4
+  m_EnableInstancingVariants: 0
+  m_DoubleSidedGI: 0
+  m_CustomRenderQueue: -1
+  stringTagMap: {}
+  disabledShaderPasses: []
+  m_SavedProperties:
+    serializedVersion: 3
+    m_TexEnvs:
+    - _MainTex:
+        m_Texture: {fileID: 2800000, guid: cec12acadf1204d439fa1e323e195fdf, type: 3}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _ToonShade:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    m_Floats:
+    - _Outline: 0.005
+    m_Colors:
+    - _Color: {r: 0.5, g: 0.5, b: 0.5, a: 1}
+    - _OutlineColor: {r: 0, g: 0, b: 0, a: 1}

Assets/_Game/3dModels/Materials/Materials/Materials/Säule.mat.meta

+fileFormatVersion: 2
+guid: 5589768e5fd15974cad759058cb63844
+NativeFormatImporter:
+  externalObjects: {}
+  mainObjectFileID: 2100000
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/_Game/3dModels/Materials/Röhrecrazy lichter.mat

@@ -4,7 +4,7 @@
 Material:
   serializedVersion: 6
   m_ObjectHideFlags: 0
-  m_PrefabParentObject: {fileID: 0}
+  m_CorrespondingSourceObject: {fileID: 0}
   m_PrefabInternal: {fileID: 0}
   m_Name: "R\xF6hrecrazy lichter"
   m_Shader: {fileID: 4800000, guid: d84268709d11078d11005b9844295342, type: 3}
@@ -19,7 +19,7 @@ Material:
     serializedVersion: 3
     m_TexEnvs:
     - _MainTex:
-        m_Texture: {fileID: 2800000, guid: 004363292047f8c48b432c6edf03bab4, type: 3}
+        m_Texture: {fileID: 2800000, guid: fa12b697933da3147a82845f1b620c29, type: 3}
         m_Scale: {x: 1, y: 1}
         m_Offset: {x: 0, y: 0}
     - _ToonShade:
@@ -28,4 +28,4 @@ Material:
         m_Offset: {x: 0, y: 0}
     m_Floats: []
     m_Colors:
-    - _Color: {r: 0.5, g: 0.5, b: 0.5, a: 1}
+    - _Color: {r: 1, g: 1, b: 1, a: 1}