VIQualityIssueRepresents the superclass of all quality issues during a call. Quality issues that are detected during a call: VICodecMismatch VILocalVideoDegradation VIHighMediaLatency VIIceDisconnected VINoAudioSignal VIPacketLoss VINoAudioReceive VINoVideoReceive Reference mapProps1levelPropslevelCopy URLVIQualityIssueLevel levelIssue levelReturnstype:VIQualityIssueLevel