The package is accessible from more than one module: <unnamed>, java.xml
Eclipse
Maven
Caused by: given pom.xml dependencies conflict of packages or classes file.
mine was easy, just remove dependencies duplicated with packages or classes in JDK.
<dependency>
<groupId>xml-apis</groupId>
<artifactId>xml-apis</artifactId>
<version>1.4.01</version>
<scope>compile</scope>
</dependency>