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queryByMetadata() fails if no artist could be derived from metadata

Description

java.lang.NullPointerException
at java.util.AbstractCollection.addAll(AbstractCollection.java:343)
at com.jthink.jaikoz.manipulate.CorrectFromMusicBrainzWorker.queryByMetadata(CorrectFromMusicBrainzWorker.java:735)
at com.jthink.jaikoz.manipulate.CorrectFromMusicBrainzWorker.queryForReleases(CorrectFromMusicBrainzWorker.java:768)
at com.jthink.jaikoz.manipulate.CorrectFromMusicBrainzWorker.doMatching(CorrectFromMusicBrainzWorker.java:133)
at com.jthink.jaikoz.manipulate.CorrectFromMusicBrainzWorker.call(CorrectFromMusicBrainzWorker.java:247)
at com.jthink.jaikoz.manipulate.CorrectFromMusicBrainzWorker.call(CorrectFromMusicBrainzWorker.java:47)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)

Environment

None

Status

Assignee

Unassigned

Reporter

Paul Taylor

Labels

None

Forum Username

clintonHughey

os

None

Fix versions

Affects versions

8.4.1

Priority

Major