Resource compilation failed (Failed to compile values resource file /home/fanbin/AndroidStudioProjects/BookTest/app/build/intermediates/incremental/debug/mergeDebugResources/merged.dir/values/values.xml. ]
Resource registered by this uri is not recognized (Settings | Languages & Frameworks | Schemas and DTDs)
Reason: In color.xml, the color resource does not contain “#”, i.e. #FF000000, which causes this compilation error!
as shown in the figure below, the # number is not added to line 6.
Note: there are other situations that may cause this error.