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

Solutions on the web

via Stack Overflow by flash
, 2 years ago
This exception has no message.
via Stack Overflow by stivlo
, 2 years ago
via Stack Overflow by Boris Strandjev
, 2 years ago
This exception has no message.
via jaspersoft.com by Unknown author, 1 year ago
java.lang.NullPointerException:
at java.lang.System.arraycopy(Native Method)
at java.lang.AbstractStringBuilder.getChars(AbstractStringBuilder.java:331)
at java.lang.StringBuffer.getChars(StringBuffer.java:202)
at java.text.DateFormat.format(DateFormat.java:314)
at org.apache.log4j.helpers.PatternParser$DatePatternConverter.convert(PatternParser.java:436)
at org.apache.log4j.helpers.PatternConverter.format(PatternConverter.java:56)
at org.apache.log4j.PatternLayout.format(PatternLayout.java:495)
at com.atlassian.confluence.util.PatternLayoutWithStackTrace.format(PatternLayoutWithStackTrace.java:30)
at org.apache.log4j.WriterAppender.subAppend(WriterAppender.java:292)
at org.apache.log4j.WriterAppender.append(WriterAppender.java:150)
at org.apache.log4j.AppenderSkeleton.doAppend(AppenderSkeleton.java:221)
at org.apache.log4j.helpers.AppenderAttachableImpl.appendLoopOnAppenders(AppenderAttachableImpl.java:57)
at org.apache.log4j.Category.callAppenders(Category.java:187)
at org.apache.log4j.Category.forcedLog(Category.java:372)
at org.apache.log4j.Category.warn(Category.java:1019)

Users with the same issue

Once, 4 months ago
Samebug visitor profile picture
Unknown user
Once, 9 months ago
56 times, 1 year ago
Samebug visitor profile picture
Unknown user
Once, 1 year ago
Samebug visitor profile picture
Unknown user
Once, 1 year ago
3 more bugmates

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