[jira] [Commented] (LOG4J2-1990) ConcurrentModificationException logging a parameter of type Map

[ https://issues.apache.org/jira/browse/LOG4J2-1990?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17686726#comment-17686726 ] Gus Heck commented on LOG4J2-1990: -- Hmm this makes debugging custom appenders that rely

[jira] [Commented] (LOG4J2-1617) PatternLayout Exception handling with filter

[ https://issues.apache.org/jira/browse/LOG4J2-1617?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16643167#comment-16643167 ] Gus Heck commented on LOG4J2-1617: -- I've seen something similar in 2.6.0 and 2.6.1 wher