<@U0368CCQ31P> before starting xschem do this: `ex...
# xschem
s
@User before starting xschem do this:
export PDK_ROOT=/path/to_open_pdks/share/pdk
where
/path/to_open_pdks/share/pdk
is the path on your system just above sky130A/sky130B. I assume you installed open_pdks on your system.