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

  1. ,

    Thrown when an application is trying to use or access an object whose reference equals to null. You are probably trying to use a reference that points to no location in memory as though it were referencing an object.

Solutions on the web

via GitHub by StFS
, 1 year ago
via GitHub by tazmaniax
, 10 months ago
This exception has no message.
via nabble.com by Unknown author, 2 years ago
via Google Groups by Andreas Beckmann, 2 years ago
via JIRA by Jim Procter, 2 years ago
java.lang.NullPointerException at java.util.Hashtable.put(Hashtable.java:459) at java.util.Hashtable.putAll(Hashtable.java:523) at org.aeonbits.owner.PropertiesManager.merge(PropertiesManager.java:349) at org.aeonbits.owner.PropertiesManager.load(PropertiesManager.java:219) at org.aeonbits.owner.PropertiesManager.load(PropertiesManager.java:207) at org.aeonbits.owner.PropertiesInvocationHandler.<init>(PropertiesInvocationHandler.java:54) at org.aeonbits.owner.DefaultFactory.create(DefaultFactory.java:46) at org.aeonbits.owner.ConfigFactory.create(ConfigFactory.java:66) at org.aeonbits.owner.issues.Issue184.before(Issue184.java:31)