java.lang.NullPointerException
    at model.X509GeneratorImpl.generateKeyStore(X509GeneratorImpl.java:67)
    at model.X509GeneratorImpl.exportToPKCS12(X509GeneratorImpl.java:101)
    at controller.Controller$1.inputTextConfirm(Controller.java:120)
    at view.components.dialogs.InputTextDialog$1.actionPerformed(InputTextDialog.java:43)
    at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
    at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348)
    at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
    at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
    at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
    at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)