The above png image is normally imported in Win and Mac Unity. But when it is imported to Linux Unity, it becomes the following:

And the material becomes pure white
I don’t see that by default here -what target platform and importer settings are you using?
i can’t tell, import settings show blank because the following error appears.
ArgumentException: May only be called in OnPostProcessTexture
UnityEditor.Modules.DefaultTextureImportSettingsExtension.ShowImportSettings (UnityEditor.Editor baseEditor, UnityEditor.TextureImportPlatformSettings platformSettings) (at /home/builduser/buildslave/unity/build/Editor/Mono/Modules/DefaultTextureImportSettingsExtension.cs:93)
UnityEditor.TextureImporterInspector.ShowPlatformSpecificSettings () (at /home/builduser/buildslave/unity/build/Editor/Mono/ImportSettings/TextureImporterInspector.cs:1466)
UnityEditor.TextureImporterInspector.OnInspectorGUI () (at /home/builduser/buildslave/unity/build/Editor/Mono/ImportSettings/TextureImporterInspector.cs:1310)
UnityEditor.InspectorWindow.DrawEditor (UnityEditor.Editor editor, Int32 editorIndex, Boolean rebuildOptimizedGUIBlock, System.Boolean& showImportedObjectBarNext, UnityEngine.Rect& importedObjectBarRect) (at /home/builduser/buildslave/unity/build/Editor/Mono/Inspector/InspectorWindow.cs:1233)
UnityEditor.DockArea:OnGUI()
Unexpected top level layout group! Missing GUILayout.EndScrollView/EndVertical/EndHorizontal?
UnityEditor.DockArea:OnGUI()
I fix it by “git clone” again. Let close this thread for now. I will let you know if I have the problem again. thx.