Posts by Leonardo Buzzi • 1 point

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  Q: Nullpointerexception when generating graph

  I’m creating a graph that pulls data from the database, but at the time of generating the graph gives the following error: Exception in thread "AWT-Eventqueue-0" java.lang.Nullpointerexception The…

  java jfreechart

  asked 5 years, 1 month ago Leonardo Buzzi 1