conky-manager uses an old format for configuration files that is no longer supported
conky Configurations | github.com
This was reported to maintainer in 2016 -
Unable to read conky 1.10.x configuration file | bugs.launchpad.net )
old style configuration files were usually called conkyrc. the file shown in screenshot ~/.config/conky/conky.conkyrc may be an old style configuration file that needs to be converted
please post response to
cat ~/.config/conky/conky.conkyrc