java.lang.NullPointerException: This exception has no message.

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

Do you know how to solve this issue? Write a tip to help other users and build your expert profile.

Solutions on the web

java.lang.NullPointerException:
at hudson.model.Fingerprint.isAlive(Fingerprint.java:686)
at hudson.model.FingerprintCleanupThread.check(FingerprintCleanupThread.java:101)
at hudson.model.FingerprintCleanupThread.execute(FingerprintCleanupThread.java:73)
at hudson.model.AsyncPeriodicWork$1.run(AsyncPeriodicWork.java:51)
at java.lang.Thread.run(Thread.java:619)

Users with the same issue

You are the first who have seen this exception. Write a tip to help other users and build your expert profile.

Write tip

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