java.lang.AssertionError: non-null check expected:<bar> but was:<null>

Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Samebug tips

,
Expert tip

Check your pattern declaration or check your assert declaration.

Solutions on the web

via GitHub by drcrallen
, 1 year ago
non-null check expected:<bar> but was:<null>
via GitHub by drcrallen
, 1 year ago
non-null check expected:<bar> but was:<null>
via hadoop-hdfs-issues by Colin Patrick McCabe (JIRA), 1 year ago
java.lang.AssertionError: non-null check expected:<bar> but was:<null>
at org.junit.Assert.fail(Assert.java:88)
at org.junit.Assert.failNotEquals(Assert.java:743)
at org.junit.Assert.assertEquals(Assert.java:118)
at io.druid.server.lookup.PollingLookupTest.assertMapLookup(PollingLookupTest.java:205)
at io.druid.server.lookup.PollingLookupTest.testApplyAfterDataChange(PollingLookupTest.java:148)

Users with the same issue

2 times, 1 month ago
8 times, 11 months ago
Samebug visitor profile picture
Unknown user
Once, 2 years ago
Once, 1 week ago
Samebug visitor profile picture
Unknown user
Once, 1 year ago
123 more bugmates

Know the solutions? Share your knowledge to help other developers to debug faster.