初用altium Designer 6,画ARM9的6层板,想做一下信号完整性分析,点“设计>信号完整性”后,出现如下错误提示:* w$ z( |( \! J* j8 i+ q! M
PCB components were not all linked to source schematic components.Run components links to link components or & n; J9 J/ ~0 v4 a% Q2 ?5 T
see messages for details.; T% m( z0 W' M* @' H
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不知道是怎么回事,一直解决不了,急需知原委的各位高手指点,先谢过了。 % a1 \* F' `8 y