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我用IPC-7351 LP Wizard 10.5版本生成QFN封装的时候总是提示报错Symbol is missing a refdes. ,不能正常生成,其他类型的封装都可以正常生成,这是怎么回事呢?
7 x( i1 v0 P @) ~, }Create Symbol of type: PACKAGE Directory = D:/work/Library-IPC7351/QFN50P1000X1000X100-69AN Name = cmplxrr0-3x1a0-32.psm User = Administrator Machine = EDZ-20171107UAPCreate symbol started. ERROR(SPMHCS-1): Symbol is missing a refdes. ERROR(SPMHCS-1): Symbol is missing a refdes. ERROR(SPMHA1-291): Create symbol has been aborted.3 h; ~+ d' ~# r- r& r9 G! r& l7 g
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