FULL PRODUCT VERSION :
openjdk version "1.8.0_91"
OpenJDK Runtime Environment (IcedTea 3.0.1) (suse-12.1-x86_64)
OpenJDK 64-Bit Server VM (build 25.91-b14, mixed mode)
ernst@linux-tanr:~/Software>


ADDITIONAL OS VERSION INFORMATION :
inux linux-tanr.site 4.1.21-14-default #1 SMP PREEMPT Sun Apr 17 07:27:45 UTC 2016 (fc187c1) x86_64 x86_64 x86_64 GNU/Linux


A DESCRIPTION OF THE PROBLEM :
I have a class

package eu.simuline.graphDV.model;
public final class ClosedPolyline implements Area {
    class CyclicPtIterator { //implements CyclicIterator {
...

and a reference from a class in another package:
{@link eu.simuline.graphDV.model.ClosedPolyline.CyclicPtIterator}

Message:
/home/ernst/Software/src/main/java/eu/simuline/util/CyclicArrayList.java:233: error: reference not found
[ERROR] * {@link eu.simuline.graphDV.model.ClosedPolyline.CyclicPtIterator}.
[ERROR]

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
no warning

ERROR MESSAGES/STACK TRACES THAT OCCUR :
home/ernst/Software/src/main/java/eu/simuline/util/CyclicArrayList.java:233: error: reference not found
[ERROR] * {@link eu.simuline.graphDV.model.ClosedPolyline.CyclicPtIterator}.
[

REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
see above
---------- END SOURCE ----------

CUSTOMER SUBMITTED WORKAROUND :
declare the inner class public.