FlashPlayer: Error FlashPlayer error 0x3: internal player error

When loading a SWF file into javascript: -

fp = Group2.add('FlashPlayer',{x:0,y:0,width:480,height:480});

flashFile = new File('C:/1.swf');

fp.loadMovie (flashFile); // playing

flashFile = new File('C:/2.swf');

fp.loadMovie (flashFile); // error