导入底片时提示no matching format found

用allegro出的底片,cam350导入时弹出几十个记事本窗口aperture.err提示以下错误

Cannot convert the following lines in file "D:\CADENCE\PCB19\aperture.log":Line 58: No Matching Format Found Sat Oct 08 09:20:50 2005 Page 2Line 60: No Matching Format Found Photoplot log fileLine 61: No Matching Format Found Results from aperture table ...Line 115: No Matching Format Found Sat Oct 08 09:20:50 2005 Page 3Line 117: No Matching Format Found Photoplot log fileLine 118: No Matching Format Found Results from aperture table ...Line 172: No Matching Format Found Sat Oct 08 09:20:50 2005 Page 4Line 174: No Matching Format Found Photoplot log fileLine 175: No Matching Format Found Results from aperture table ...Line 229: No Matching Format Found Sat Oct 08 09:20:50 2005 Page 5Line 231: No Matching Format Found Photoplot log fileLine 232: No Matching Format Found Results from aperture table ...Line 286: No Matching Format Found Sat Oct 08 09:20:50 2005 Page 6Line 288: No Matching Format Found Photoplot log fileLine 289: No Matching Format Found Results from aperture table ...Line 343: No Matching Format Found Sat Oct 08 09:20:50 2005 Page 7Line 345: No Matching Format Found Photoplot log fileLine 346: No Matching Format Found Results from aperture table ...

请问这些错误有没有什么影响?谢谢各位

另外请问各位,出片时是不是直接提供gerber文件给工厂就行了?pcb布线工程师需要了解CAM软件吗?

我也想知道。顶啊