dearliuliu0522

Can not create class on Mac Simulator

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## Describe the bug It always keeps loading and never stop when I want to create a class, neither get a error feekback ## Steps to reproduce the bug 1....

flutter run报错，文件名下划线开头

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报错信息如下： Unhandled exception: Crash when compiling package:flutter_v2ex/pages/t/:topicId.dart: Unsupported operation: Illegal character in path: :topicId.dart

录音开始后，点击按钮无法停止

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打印的日志如下图：