Error when using LogManager (l4j2) with Java 8 (java.lang.reflect.AnnotatedElement cannot be resolved)

Question

I just encountered a strange error when switching the JDK version of a new Project of mine from 7u45 to 8u20. A harmless LogManager declaration at the beginning of my class

Answer 1

Solution 1:

Try changing the source level.

1. Go to Project > Preferences > Java Compiler.
2. Enable Project specific settings
3. Set compiler compliance level to 1.4 or below.
4. Restart

Solution 2:

1. Create a new workspace.
2. Copy project files into the new workspace.
3. Import project into eclipse and rebuild.