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

via Atlassian JIRA by Nick Minutello, 1 year ago
This exception has no message.
via Atlassian JIRA by Nick Minutello, 1 year ago
This exception has no message.
java.lang.NullPointerException:
at EDU.oswego.cs.dl.util.concurrent.ConcurrentHashMap.hash(Unknown Source)
at com.atlassian.jira.issue.fields.screen.DefaultFieldScreenSchemeManager.getFieldScreenScheme(DefaultFieldScreenSchemeManager.java:61)
at com.atlassian.jira.upgrade.tasks.enterprise.UpgradeTask_Build84.doUpgrade(UpgradeTask_Build84.java:57)
at com.atlassian.jira.upgrade.UpgradeManagerImpl.doUpgradeTaskSucess(UpgradeManagerImpl.java:669)

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.