Github user wy96f commented on a diff in the pull request:
https://github.com/apache/activemq-artemis/pull/2414#discussion_r230972615
--- Diff:
artemis-server/src/main/java/org/apache/activemq/artemis/core/persistence/impl/journal/AbstractJournalStorageManager.java
---
@@ -1244,6 +1244,9 @@ private static PageSubscription
locateSubscription(final long queueID,
if (queueInfo != null) {
SimpleString address = queueInfo.getAddress();
PagingStore store = pagingManager.getPageStore(address);
--- End diff --
@mtaylor I'm considering to be compatible with old server. There maybe some
old management address paging folders. When we upgrade, getPageStore() may
return null. That doesn't matter as we can delete old management folders and
restart.
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