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via Oracle Community by mrzli, 1 year ago
This exception has no message.
via Coderanch by Srikanth Ganji, 1 year ago
via Oracle Community by 228411, 1 year ago
This exception has no message.
via openxava by ftoliveira
, 2 years ago
This exception has no message.
via Stack Overflow by Champ23
, 2 years ago
via Stack Overflow by user3805938
, 2 years ago
java.lang.NullPointerException: 	at java.lang.Class.forName0(Class.java)	at java.lang.Class.forName(Class.java)	at java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment(GraphicsEnvironment.java)	at net.sf.jasperreports.engine.util.JRGraphEnvInitializer.initializeGraphEnv(JRGraphEnvInitializer.java:58)