orcad capture中的drc检测出现如下错误:
Checking for Unconnected Nets
ERROR [DRC0029] Bus has no name and therefore defines no signals. N66920: SCHEMATIC1, slave (3.20, 3.70)
ERROR [DRC0029] Bus has no name and therefore defines no signals. N40884: SCHEMATIC1, slave (5.40, 2.80)
该怎么办?