The udev rules file installed by sys-apps/lomoco-1.0-r2 uses the deprecated SYSFS key rather than the newer ATTR/ATTRS key, and this causes a large number of warnings to be logged: [udevd] SYSFS{}= will be removed in a future udev version, please use ATTR{}= to match the event device, or ATTRS{}= to match a parent device, in /etc/udev/rules.d/40-lomoco.rules:8_ ...
This can be fixed by replacing all occurrences of SYSFS to ATTR. Example of fixed config : defer-laptop defer # cat /etc/udev/rules.d/40-lomoco.rules # udev.rules file for Logitech mouse control using lomoco # ACTION != "add", GOTO="lomoco_end" SUBSYSTEM != "usb_device", GOTO="lomoco_end" # "M-BJ58", "Wheel Mouse Optical" ATTR{idVendor}=="046d", ATTR{idProduct}=="c00e", RUN+="lomoco" # "M-BJ79", "MouseMan Traveler" ATTR{idVendor}=="046d", ATTR{idProduct}=="c00f", RUN+="lomoco" # "M-BL63B", "MouseMan Dual Optical" ATTR{idVendor}=="046d", ATTR{idProduct}=="c012", RUN+="lomoco" # "M-BS81A", "MX510 Optical Mouse" ATTR{idVendor}=="046d", ATTR{idProduct}=="c01d", RUN+="lomoco" # "M-BS81A", "MX518 Optical Mouse" ATTR{idVendor}=="046d", ATTR{idProduct}=="c01e", RUN+="lomoco" # "M-BP82", "MX300 Optical Mouse" ATTR{idVendor}=="046d", ATTR{idProduct}=="c024", RUN+="lomoco" # "M-BP86", "MX310 Optical Mouse" ATTR{idVendor}=="046d", ATTR{idProduct}=="c01b", RUN+="lomoco" # "M-BP81A", "MX500 Optical Mouse" ATTR{idVendor}=="046d", ATTR{idProduct}=="c025", RUN+="lomoco" # "M-UT58A", "iFeel Mouse (silver)" ATTR{idVendor}=="046d", ATTR{idProduct}=="c031", RUN+="lomoco" # "M-UAC113", "G5 Laser Gaming Mouse" ATTR{idVendor}=="046d", ATTR{idProduct}=="c041", RUN+="lomoco" # "C-BA4-MSE", "Mouse Receiver" ATTR{idVendor}=="046d", ATTR{idProduct}=="c501", RUN+="lomoco" # "C-UA3-DUAL", "Dual Receiver" ATTR{idVendor}=="046d", ATTR{idProduct}=="c502", RUN+="lomoco" # "C-UJ16A", "Receiver for MX900" ATTR{idVendor}=="046d", ATTR{idProduct}=="c503", RUN+="lomoco" # "C-BD9-DUAL", "Receiver for Cordless Freedom Optical" ATTR{idVendor}=="046d", ATTR{idProduct}=="c504", RUN+="lomoco" # "C-BG17-DUAL", "Receiver for Cordless Elite Duo" ATTR{idVendor}=="046d", ATTR{idProduct}=="c505", RUN+="lomoco" # "C-BF16-MSE", "Receiver for MX700 Optical Mouse" ATTR{idVendor}=="046d", ATTR{idProduct}=="c506", RUN+="lomoco" # "C-BA4-MSE", "Receiver for Cordless Optical TrackMan" ATTR{idVendor}=="046d", ATTR{idProduct}=="c508", RUN+="lomoco" # "C-BJ27-MSE", "Reciveer for Cordless Optical Mouse for Notebooks" ATTR{idVendor}=="046d", ATTR{idProduct}=="c50a", RUN+="lomoco" # "C-BK16A-DUAL", "Receiver for Cordless Desktop MX" ATTR{idVendor}=="046d", ATTR{idProduct}=="c50b", RUN+="lomoco" # "C-BN34", "Receiver for MX1000 Laser" ATTR{idVendor}=="046d", ATTR{idProduct}=="c50e", RUN+="lomoco" # "C-BO34", "Receiver for Cordless Desktop MX3100 Laser" ATTR{idVendor}=="046d", ATTR{idProduct}=="c512", RUN+="lomoco" # "C-UF15", "Receiver for Cordless Presenter" ATTR{idVendor}=="046d", ATTR{idProduct}=="c702", RUN+="lomoco" # "C-BQ16A", "Receiver for diNovo Media Desktop" ATTR{idVendor}=="046d", ATTR{idProduct}=="c704", RUN+="lomoco" LABEL="lomoco_end"
should be fixed in 1.0-r3, please test, as i no longer have the device