altinvest build errors

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../../../Developer/flutter-3.7.0/packages/flutter/lib/src/services/_background_isolate_binary_messenger_io.dart:83:36: Error: The method 'sendPortPlatformMessage' isn't defined for the class 'PlatformDispatcher'.

 - 'PlatformDispatcher' is from 'dart:ui'.

Try correcting the name to the name of an existing method, or defining a method named 'sendPortPlatformMessage'.

    ui.PlatformDispatcher.instance.sendPortPlatformMessage(

Failed to package /Users/mac/Documents/Sterling/AltInvest.mobile_v1.mobile.

Command PhaseScriptExecution failed with a nonzero exit code