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

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via Oracle Community by 807587, 1 year ago
at javax.swing.text.View.getViewIndex(
at javax.swing.text.View.getToolTipText(
at javax.swing.plaf.basic.BasicTextUI.getToolTipText(
at javax.swing.text.JTextComponent.getToolTipText(
at javax.swing.JTable.getToolTipText(
at javax.swing.ToolTipManager$insideTimerAction.actionPerformed(
at javax.swing.Timer.fireActionPerformed(
at javax.swing.Timer$
at java.awt.event.InvocationEvent.dispatch(
at java.awt.EventQueue.dispatchEvent(
at java.awt.EventDispatchThread.pumpOneEvent(
at java.awt.EventDispatchThread.pumpEvents(
at java.awt.EventDispatchThread.pumpEvents(

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