The PrintQL raises NullPointerException while running on Win98 (1st Edition). The testcase runs fine on Win98 SE.

Link to the testcase
/net/sqesvr/export/2d/Merlin_2d_ws/PrintQL/src

The stacktrace is shown below:

While trying to print QL with Frame

java.lang.NullPointerException
        at sun.awt.windows.WPrinterJob.getPrintService(WPrinterJob.java:397)
        at sun.print.RasterPrinterJob.print(RasterPrinterJob.java:955)
        at sun.print.RasterPrinterJob.print(RasterPrinterJob.java:937)
        at PrintQL_Frame.actionPerformed(PrintQL_Frame.java:48)
        at java.awt.Button.processActionEvent(Button.java:354)
        at java.awt.Button.processEvent(Button.java:327)
        at java.awt.Component.dispatchEventImpl(Component.java:3460)
        at java.awt.Component.dispatchEvent(Component.java:3327)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:439)
        at java.awt.EventDispatchThread.pumpOneEvent(EventDispatchThread.java:14
0)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:126)

        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:121)

        at java.awt.EventDispatchThread.run(EventDispatchThread.java:99)

While trying to print QL with JFrame

java.lang.NullPointerException
        at sun.awt.windows.WPrinterJob.getPrintService(WPrinterJob.java:397)
        at sun.print.RasterPrinterJob.print(RasterPrinterJob.java:955)
        at sun.print.RasterPrinterJob.print(RasterPrinterJob.java:937)
        at PrintQL_JFrame.actionPerformed(PrintQL_JFrame.java:45)
        at java.awt.Button.processActionEvent(Button.java:354)
        at java.awt.Button.processEvent(Button.java:327)
        at java.awt.Component.dispatchEventImpl(Component.java:3460)
        at java.awt.Component.dispatchEvent(Component.java:3327)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:439)
        at java.awt.EventDispatchThread.pumpOneEvent(EventDispatchThread.java:14
0)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:126)

        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:121)

        at java.awt.EventDispatchThread.run(EventDispatchThread.java:99)