1、进入flutter的services目录
cd flutter/packages/flutter/lib/src/services
2、修改text_input.dart文件的TextInputConnection类的show方法,将以下代码注释掉
SystemChannels.textInput.invokeMethod<void>('TextInput.show');
/// Requests that the text input control become visible.
void show() {
assert(attached);
// SystemChannels.textInput.invokeMethod<void>('TextInput.show');
}
3、重新编译下工程即可