The following file has an incorrect header format:

open/src/java.base/share/classes/sun/reflect/annotation/TypeAnnotationParser.java
 * Copyright (c) 2013, 2018, 2020, Oracle and/or its affiliates. All rights reserved.

The year, YEAR should be "2013, 2020,"

You can verify the header is correct with "make validate-headers" command or "make/scripts/lic_check.sh" to make sure each file now passes. The "tier1" task in Mach5 includes the same validation job.

The template is located at:
  make/templates/gpl-header
  make/templates/gpl-cp-header