[求助]DXP 中undate pcb时出现some net were not able to be mat

如题，我在DXP 中画好了sch，但是undate PCB时出现some net were not able to be matched的提示。
一些电阻、电容的net不匹配。
哪位遇到同样的问题，麻烦赐教一下，万分感觉。thx！