Hi I have a thermometer device , it’s can use snmp get Temperature and Humidity, Temperature can get value but no graph , Humidity it’s work.
Error polling sensors module for 192.168.99.99. LibreNMS\Exceptions\UserFunctionExistException: Invalid user function: in /opt/librenms/LibreNMS/Util/UserFuncHelper.php:38
Stack trace:
#0 /opt/librenms/includes/polling/functions.inc.php(193): LibreNMS\Util\UserFuncHelper->__call()
#1 /opt/librenms/includes/polling/functions.inc.php(128): record_sensor_data()
#2 /opt/librenms/includes/polling/sensors.inc.php(28): poll_sensor()
#3 /opt/librenms/LibreNMS/Modules/LegacyModule.php(114): include('...')
#4 /opt/librenms/LibreNMS/Poller.php(178): LibreNMS\Modules\LegacyModule->poll()
#5 /opt/librenms/LibreNMS/Poller.php(105): LibreNMS\Poller->pollModules()
#6 /opt/librenms/app/Console/Commands/DevicePoll.php(44): LibreNMS\Poller->poll()
#7 /opt/librenms/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(36): App\Console\Commands\DevicePoll->handle()
#8 /opt/librenms/vendor/laravel/framework/src/Illuminate/Container/Util.php(41): Illuminate\Container\BoundMethod::Illuminate\Container\{closure}()
#9 /opt/librenms/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(93): Illuminate\Container\Util::unwrapIfClosure()
#10 /opt/librenms/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(37): Illuminate\Container\BoundMethod::callBoundMethod()
#11 /opt/librenms/vendor/laravel/framework/src/Illuminate/Container/Container.php(662): Illuminate\Container\BoundMethod::call()
#12 /opt/librenms/vendor/laravel/framework/src/Illuminate/Console/Command.php(208): Illuminate\Container\Container->call()
#13 /opt/librenms/vendor/symfony/console/Command/Command.php(326): Illuminate\Console\Command->execute()
#14 /opt/librenms/vendor/laravel/framework/src/Illuminate/Console/Command.php(178): Symfony\Component\Console\Command\Command->run()
#15 /opt/librenms/vendor/symfony/console/Application.php(1081): Illuminate\Console\Command->run()
#16 /opt/librenms/vendor/symfony/console/Application.php(320): Symfony\Component\Console\Application->doRunCommand()
#17 /opt/librenms/vendor/symfony/console/Application.php(174): Symfony\Component\Console\Application->doRun()
#18 /opt/librenms/vendor/laravel/framework/src/Illuminate/Foundation/Console/Kernel.php(201): Symfony\Component\Console\Application->run()
#19 /opt/librenms/app/Console/Kernel.php(66): Illuminate\Foundation\Console\Kernel->handle()
#20 /opt/librenms/lnms(40): App\Console\Kernel->handle()
#21 {main}
Invalid user function: {"exception":"[object] (LibreNMS\\Exceptions\\UserFunctionExistException(code: 0): Invalid user function: at /opt/librenms/LibreNMS/Util/UserFuncHelper.php:38)"}