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 Sakai JIRA by Ivan Masár, 1 year ago
This exception has no message.
via Sakai JIRA by Ivan Masár, 2 years ago
This exception has no message.
java.lang.NullPointerException: 	at org.dspace.app.itemexport.ItemExportServiceImpl.writeBitstreams(ItemExportServiceImpl.java:375)	at org.dspace.app.itemexport.ItemExportServiceImpl.exportItem(ItemExportServiceImpl.java:154)	at org.dspace.app.itemexport.ItemExportServiceImpl.exportItem(ItemExportServiceImpl.java:126)	at org.dspace.app.itemexport.ItemExportCLITool.main(ItemExportCLITool.java:252)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at org.dspace.app.launcher.ScriptLauncher.runOneCommand(ScriptLauncher.java:226)	at org.dspace.app.launcher.ScriptLauncher.main(ScriptLauncher.java:78)