[求助]sonnet导出的.dxf 导入到AD9中会报错，怎么解决？

错误提示 是 ~vHk
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LWPOLYLINE entity was discarded because of invalid vertex coordinates (-2E-6,37.7) *O,H5lwU  
LWPOLYLINE entity was discarded because of invalid vertex coordinates (129.999998,37.7) _]b3,%2  
LWPOLYLINE entity was discarded because of invalid vertex coordinates (35.639998,22.64) ]mQw,S)/"  
LWPOLYLINE entity was discarded because of invalid vertex coordinates (62.680001,23.74) &?0:v`4Y  
LWPOLYLINE entity was discarded because of invalid vertex coordinates (36.739998,49.88) }Ov ^GYnn  
LWPOLYLINE entity was discarded because of invalid verte .. :_ROJ  
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我把dxf文件中的坐标改成小数点后2位 也还是不行 ，报错类别一样的。