java.lang.NullPointerException: This exception has no message.

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via Oracle Community by 807587, 1 year ago
This exception has no message.
via Stack Overflow by Unknown author, 2 years ago
via GitHub by Jackovic
, 2 years ago
This exception has no message.
via GitHub by Jackovic
, 2 years ago
This exception has no message.
java.lang.NullPointerException:
at java.util.Hashtable.put(Unknown Source)
at javax.swing.JEditorPane.registerEditorKitForContentType(Unknown Source)
at javax.swing.JEditorPane.registerEditorKitForContentType(Unknown Source)
at javax.swing.JEditorPane.loadDefaultKitsIfNecessary(Unknown Source)
at javax.swing.JEditorPane.getKitTypeRegistry(Unknown Source)
at javax.swing.JEditorPane.getEditorKitClassNameForContentType(Unknown Source)
at javax.swing.JTextPane.(Unknown Source)

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