DRC flags schematic parity warnings for unconnected pins with multiple pads in footprint

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I get the same error just now in a similar situation:

match_schematic
match_schematic641×677 89.7 KB

Version: 8.0.1, release build
Platform: Windows 10 (build 19045), 64-bit edition, 64 bit, Little endian, wxMSW

Edit: In my design it seems that in PCB editor every pad has a different connection. Kicad adds a suffix _0, _1…

error
error381×228 19.2 KB

Edit again: Finally I have found a message explaining the problem: