Building with Legacy Build System:

Error output from Xcode build:
↳
    ** BUILD FAILED **


Xcode's output:
↳
    === BUILD TARGET gRPC-Core OF PROJECT Pods WITH CONFIGURATION Debug ===
    Undefined symbols for architecture arm64:
      "_OBJC_CLASS_$_FlutterMethodChannel", referenced from:
          objc-class-ref in DeviceAppsPlugin.o
      "_FlutterMethodNotImplemented", referenced from:
          -[DeviceAppsPlugin handleMethodCall:result:] in DeviceAppsPlugin.o
    ld: symbol(s) not found for architecture arm64
    clang: error: linker command failed with exit code 1 (use -v to see invocation)



Building with New Build System:

Error output from Xcode build:
↳
    ** BUILD FAILED **


Xcode's output:
↳
    === BUILD TARGET gRPC-Core OF PROJECT Pods WITH CONFIGURATION Debug ===
    Undefined symbols for architecture arm64:
      "_OBJC_CLASS_$_FlutterMethodChannel", referenced from:
          objc-class-ref in DeviceAppsPlugin.o
      "_FlutterMethodNotImplemented", referenced from:
          -[DeviceAppsPlugin handleMethodCall:result:] in DeviceAppsPlugin.o
    ld: symbol(s) not found for architecture arm64
    clang: error: linker command failed with exit code 1 (use -v to see invocation)