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 Coderanch by Adrian Bodolan, 1 year ago
java.lang.NullPointerException:
at undefined.NewJFrame.greaterCondition(NewJFrame.java:33)
at undefined.NewJFrame.equalButtonActionPerformed(NewJFrame.java:290)
at undefined.NewJFrame.access$000(NewJFrame.java:18)

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.