Eclipse Java Editor highlights the error but code compiles

Question

When using JDK 11, Eclipse 2019-03 and jaxb-api (version 2.4, latest available in maven repository), Java Editor in Eclipse highlights the line:

Answer 1

This happens when you have added the external jars in the ModulePath.

Solution:

1) Remove the external jars from the node "Modulepath". 2) Select the node "Classpath" then add the external jars. 3) Review that all the jars are under the node "Classpath".