Could someone help me? The program wont start up and wont work.... I have been modifying this and it wont work..... tell me what classes you need
I would post the program but tried and it outputted this
Exception in thread "Thread-83" java.lang.IllegalArgumentException: image == null!
at javax.imageio.ImageTypeSpecifier.createFromRenderedImage(ImageTypeSpecifier.java:925)
at javax.imageio.ImageIO.getWriter(ImageIO.java:1591)
at javax.imageio.ImageIO.write(ImageIO.java:1520)
at greenfoot.export.Exporter.publishToWebServer(Exporter.java:191)
at greenfoot.gui.export.ExportDialog$ExportThread.run(ExportDialog.java:241)
