I've created a JIRA ticket now:
https://issues.apache.org/jira/browse/SOLR-14969
I'd be really glad, if a Solr developer could help or comment on the issue.
Thank you,
Andreas
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Sent from: https://lucene.472066.n3.nabble.com/Solr-User-f472068.html
Hi,
after reading some Solr source code, I might have found the cause:
There was indeed a change in Solr 8.6 that leads to the NullPointerException
for the CoreAdmin STATUS request in CoreAdminOperation#getCoreStatus. The
instancePath is not retrieved from the ResourceLoader anymore, but from the
