更新Xcode11之后 启动RN项目 报错[RCTAppState getCurrentAppState:error:]
1.打开/node_modules/react-native/React/Base/RCTModuleMethod.mm文件2.找到RCTParseUnused方法将其中的returnRCTReadString(input,"__unused")||RCTReadString(input,"attribute((unused))");修改为returnRCTReadString(input,"__