GERBER时出现问题,请帮忙解决,谢谢了

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(        ARTWORK LOG                                         )
(                                                            )
(        Drawing          : C200_V2.0.brd                    )
(        Software Version : 15.7p007                         )
(        Date/Time        : Thu Dec 06 10:21:40 2007         )
(                                                            )
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 ---- Photoplot outline rectangle not found ... using drawing extents

....

....

....

 WARNING: Photoplot window exceeds film size (24000.00 x 16000.00)
          stated in parameter file.

 ERROR: No aperture for RECTANGLE - 79.00 X 118.00 at (125.55 3456.33) Rotation:   0.031
 ERROR: No aperture for RECTANGLE - 79.00 X 118.00 at (282.55 3455.63) Rotation:   0.031
 ERROR: Can't fill shape at (-82.20, 620.22).

  ERROR: Artwork can't use standard geometries to flash
         these odd-rotated (not 0,90,270,180) pads.  This
         design requires the use of ROTATED APERTURES.
 (PADSTACK NAME)        (ROTATION)
 SMD118X79                 270.031

  SUMMARY OF MISSING APERTURES:
    RECTANGLE         79    118           0.031    (2)                

 ... error in film, proceed to next！
 *** ERROR with top.art

请高手指点,这是什么原因呀,急！