Is it possible that in your system an old perf-o-meter definition exists inside the folder “~/local/share/check_mk/web/plugins/perfometer/” or “~/local/share/check_mk/web/plugins/metrics/”.
Is it possible that in your system an old perf-o-meter definition exists inside the folder “~/local/share/check_mk/web/plugins/perfometer/” or “~/local/share/check_mk/web/plugins/metrics/”.