hi all , i try to run make update-api but i got this error Docs droiddoc: out/target/common/docs/api-stubs javadoc: error - In doclet class com.google.doclava.Doclava, method start has thrown an exception java.lang.reflect.InvocationTargetException com.sun.tools.javac.code.Symbol$CompletionFailure: class file for java.awt.Graphics not found

any help , plz?