The method getId() does not exist on ZendDiagnostics\Check\CheckInterface. It seems like you code against a sub-type of ZendDiagnostics\Check\CheckInterface such as Tvi\MonitorBundle\Check\CheckInterface or Tvi\MonitorBundle\Check\fs\DiskUsage\Check or Tvi\MonitorBundle\Check\php\PhpFlag\Check or Tvi\MonitorBundle\Check\fs\DirWritable\Check or Tvi\MonitorBundle\Check\php\ApcMemory\Check or Tvi\MonitorBundle\Check\php\OpCacheMemory\Check or Tvi\MonitorBundle\Check\php\ClassExists\Check or Tvi\MonitorBundle\Check\sys\CpuPerformance\Check or Tvi\MonitorBundle\Check\db\PDOCheck\Check or Tvi\MonitorBundle\Check\fs\DirReadable\Check or Tvi\MonitorBundle\Check\fs\DiskFree\Check or Tvi\MonitorBundle\Check\...xtensionNotLoaded\Check or Tvi\MonitorBundle\Check\php\ExtensionLoaded\Check or Tvi\MonitorBundle\Check\php\ApcFragmentation\Check or Tvi\MonitorBundle\Check\php\PhpVersion\Check or Tvi\MonitorBundle\Check\...reamWrapperExists\Check or Tvi\MonitorBundle\Test\Check\TestCheck\Check or Tvi\MonitorBundle\Check\php\Expression\Check or Tvi\MonitorBundle\Check\fs\IniFile\Check or Tvi\MonitorBundle\Check\fs\XmlFile\Check or Tvi\MonitorBundle\Check\fs\YamlFile\Check or Tvi\MonitorBundle\Check\fs\JsonFile\Check or Tvi\MonitorBundle\Check\fs\DiskUsage\Check or Tvi\MonitorBundle\Check\php\PhpFlag\Check or Tvi\MonitorBundle\Check\fs\DirWritable\Check or Tvi\MonitorBundle\Check\php\ApcMemory\Check or Tvi\MonitorBundle\Check\php\OpCacheMemory\Check or Tvi\MonitorBundle\Check\php\ClassExists\Check or Tvi\MonitorBundle\Check\redis\Redis\Check or Tvi\MonitorBundle\Check\php\SecurityAdvisory\Check or Tvi\MonitorBundle\Check\sys\CpuPerformance\Check or Tvi\MonitorBundle\Check\sys\ProcessRunning\Check or Tvi\MonitorBundle\Check\fs\DirReadable\Check or Tvi\MonitorBundle\Check\mongo\Mongo\Check or Tvi\MonitorBundle\Check\fs\DiskFree\Check or Tvi\MonitorBundle\Check\memcache\Memcached\Check or Tvi\MonitorBundle\Check\...xtensionNotLoaded\Check or Tvi\MonitorBundle\Check\php\ExtensionLoaded\Check or Tvi\MonitorBundle\Check\php\ApcFragmentation\Check or Tvi\MonitorBundle\Check\php\PhpVersion\Check or Tvi\MonitorBundle\Check\memcache\Memcache\Check or Tvi\MonitorBundle\Check\http\HttpService\Check or Tvi\MonitorBundle\Check\...GuzzleHttpService\Check or Tvi\MonitorBundle\Check\...reamWrapperExists\Check or Tvi\MonitorBundle\Check\rabbitmq\RabbitMQ\Check.
(
Ignorable by Annotation
)
If this is a false-positive, you can also ignore this issue in your code via the ignore-call annotation