Unity WebGL - error CS0117: 'NetworkTransport' does not contain a definition for 'SetMulticastLock'

平台: OS X UNITY: 2019.2.0b9

error: 导出为WebGL Library/PackageCache/com.unity.multiplayer-hlapi@1.0.2/Runtime/NetworkDiscovery.cs(348,30): error CS0117: ‘NetworkTransport’ does not contain a definition for ‘SetMulticastLock’

解决方案： Window > Package Manager > Multiplayer HLAPI > Remove Package

Try building again.