java.lang.IllegalArgumentException: Component must be non-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

Solutions on the web

via Coderanch by Ted Newholm, 1 year ago
Component must be non-null
via Oracle Community by 843806, 2 months ago
Component must be non-null
via Coderanch by adeeb alexander, 1 year ago
Component must be non-null
via Stack Overflow by maximus
, 1 year ago
Component must be non-null
java.lang.IllegalArgumentException: Component must be non-null
at javax.swing.GroupLayout$ComponentSpring.(GroupLayout.java:2953)
at javax.swing.GroupLayout$ComponentSpring.(GroupLayout.java:2933)
at javax.swing.GroupLayout$Group.addComponent(GroupLayout.java:1524)
at javax.swing.GroupLayout$ParallelGroup.addComponent(GroupLayout.java:2484)
at javax.swing.GroupLayout$ParallelGroup.addComponent(GroupLayout.java:2454)
at javax.swing.GroupLayout$Group.addComponent(GroupLayout.java:1505)
at undefined.GroupedLayout2x2.(GroupedLayout2x2.java:32)
at undefined.GroupedLayout2x2.main(GroupedLayout2x2.java:61)

Users with the same issue

Samebug visitor profile picture
Unknown user
Once, 1 year ago

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