ConcurrentModificationException on individual cache on Red Hat Data Grid 7

Issue

During the nightly restart of the productive cache cluster sporadically individual cache servers are not started correctly.

Caused by: org.infinispan.commons.CacheException: Unable to invoke method public void org.infinispan.conflict.impl.DefaultConflictManager.start() on object of type DefaultConflictManager
        ...
Caused by: java.util.ConcurrentModificationException
        at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:909) [rt.jar:1.8.0_192]
        at java.util.ArrayList$Itr.next(ArrayList.java:859) [rt.jar:1.8.0_192]
        at org.infinispan.conflict.EntryMergePolicyFactoryRegistry.createInstance(EntryMergePolicyFactoryRegistry.java:43)
        at org.infinispan.conflict.impl.DefaultConflictManager.start(DefaultConflictManager.java:140)
        at sun.reflect.GeneratedMethodAccessor123.invoke(Unknown Source) [:1.8.0_192]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.8.0_192]
        at java.lang.reflect.Method.invoke(Method.java:498) [rt.jar:1.8.0_192]
        at org.infinispan.commons.util.ReflectionUtil.invokeAccessibly(ReflectionUtil.java:168)
        ... 23 more