// 001
为什么用npm安装的时候所有的都会出现下面这样的警告信息啊？？？ npm WARN enoent ENOENT: no such file or directory, open 'D:\web\Imooc\package.json' npm WARN Imooc No description npm WARN Imooc No repository field. npm WARN Imooc No README data npm WARN Imooc No license field. 这个问题要怎么解决？
npm init -f // 补齐package.json中缺失的键值对
直接npm init -f，再install
// 002
Module JSTimersExecution is not a registered callabled module
版本使用 "react-native": "0.46.4",
Native module cannot be null
// 003
Undefined symbols for architecture x86_64:
"_YGFlexDirectionToString", referenced from:
_YGNodePrintInternal in Yoga.o
"_YGJustifyToString", referenced from:
_YGNodePrintInternal in Yoga.o
"_YGEdgeToString", referenced from:
_YGPrintEdges in Yoga.o
"_YGOverflowToString", referenced from:
_YGNodePrintInternal in Yoga.o
"_YGAlignToString", referenced from:
_YGNodePrintInternal in Yoga.o
"_YGWrapToString", referenced from:
_YGNodePrintInternal in Yoga.o
"_YGDisplayToString", referenced from:
_YGNodePrintInternal in Yoga.o
"_YGPositionTypeToString", referenced from:
_YGNodePrintInternal in Yoga.o
ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
[图片上传中。。。（1）]
// 004
问题集锦
http://www.jianshu.com/p/b182722df7a5
// 005
[!] Unable to find a specification for Folly (= 2016.09.26.00) depended upon by React/CxxBridge
pod 'Folly', :podspec => '../node_modules/react-native/third-party-podspecs/Folly.podspec’
[!] Unable to find a specification for DoubleConversion depended upon by Folly
pod 'DoubleConversion', :podspec => '../YE/RN/node_modules/react-native/third-party-podspecs/DoubleConversion.podspec'
[!] Unable to find a specification for GLog depended upon by Folly
pod 'GLog', :podspec => '../YE/RN/node_modules/react-native/third-party-podspecs/GLog.podspec’
// 006
[!] /bin/bash -c
set -e
#!/bin/bash
set -e
PLATFORM_NAME="${PLATFORM_NAME:-iphoneos}"
CURRENT_ARCH="${CURRENT_ARCH:-armv7}"
export CC="$(xcrun -find -sdk $PLATFORM_NAME cc) -arch $CURRENT_ARCH -isysroot $(xcrun -sdk $PLATFORM_NAME --show-sdk-path)"
export CXX="$CC"
# Remove automake symlink if it exists
if [ -h "test-driver" ]; then
rm test-driver
fi
./configure --host arm-apple-darwin
# Fix build for tvOS
cat << EOF >> src/config.h
/* Add in so we have Apple Target Conditionals */
#ifdef __APPLE__
#include <TargetConditionals.h>
#include <Availability.h>
#endif
/* Special configuration for AppleTVOS */
#if TARGET_OS_TV
#undef HAVE_SYSCALL_H
#undef HAVE_SYS_SYSCALL_H
#undef OS_MACOSX
#endif
/* Special configuration for ucontext */
#undef HAVE_UCONTEXT_H
#undef PC_FROM_UCONTEXT
#if defined(__x86_64__)
#define PC_FROM_UCONTEXT uc_mcontext->__ss.__rip
#elif defined(__i386__)
#define PC_FROM_UCONTEXT uc_mcontext->__ss.__eip
#endif
EOF
checking for a BSD-compatible install... /usr/local/bin/ginstall -c
checking whether build environment is sane... yes
checking for arm-apple-darwin-strip... no
checking for strip... strip
checking for a thread-safe mkdir -p... /usr/local/bin/gmkdir -p
checking for gawk... no
checking for mawk... no
checking for nawk... no
checking for awk... awk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking for arm-apple-darwin-gcc...
/Library/Developer/CommandLineTools/usr/bin/cc -arch armv7 -isysroot
checking whether the C compiler works... no
xcrun: error: SDK "iphoneos" cannot be located
xcrun: error: SDK "iphoneos" cannot be located
xcrun: error: SDK "iphoneos" cannot be located
xcrun: error: unable to lookup item 'Path' in SDK 'iphoneos'
/Users/jianan/Library/Caches/CocoaPods/Pods/External/GLog/f09d6cdb8398b4922e87d51f5245de7e-3e4e4/missing: Unknown `--is-lightweight' option
Try `/Users/jianan/Library/Caches/CocoaPods/Pods/External/GLog/f09d6cdb8398b4922e87d51f5245de7e-3e4e4/missing --help' for more information
configure: WARNING: 'missing' script is too old or missing
configure: error: in `/Users/jianan/Library/Caches/CocoaPods/Pods/External/GLog/f09d6cdb8398b4922e87d51f5245de7e-3e4e4':
configure: error: C compiler cannot create executables
See `config.log' for more details
因为装多个xocde导致
命令行解决链接：https://www.bbsmax.com/A/lk5aEq1o51/
或者
打开xcode...
// 007
Could not connect to development server.
执行 npm start
jianan:RN> npm start
// 008
Native module cannot be null.
解决办法：
http://reactnative.cn/docs/0.49/linking-libraries-ios.html#content
// 009
'fishhook/fishhook.h' file not found
.#import “fishhook.h”
// 010
undefined is not an object (evaludating ‘_react2_React.Component’)
import React, {
Component
} from 'react’;
// 011
Connection to http://127.0.0.1:8081/debugger-prox …….. if you have the right IP address in ‘RCTWebSocketExecutor.m’
执行：
npm start
// 012
Unable to resoleve module ‘./TabNavigatorView’ from ‘/User/……/index.ios.js’: could not resolve '/User/……/TabNavigatorView’ as a file nor as a folder
// 013
ERROR Packager can't listen on port 8081
Loading dependency graph...npm ERR! code ELIFECYCLE
npm ERR! errno 11
npm ERR! YE@0.0.1 start: node node_modules/react-native/local-cli/cli.js start
npm ERR! Exit status 11
npm ERR!
npm ERR! Failed at the YE@0.0.1 start script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.
npm ERR! A complete log of this run can be found in:
npm ERR! /Users/jianan/.npm/_logs/2017-10-18T09_23_44_470Z-debug.log
解决办法：
react-native start --port=8080
// 014
Runtime is not ready for debugging.Make sure Packager server is running.
解决办法：
RCTWebSocketExecutor.m 类中端口更改为和使用命令：react-native start --port=8080的端口一样时候一样的
// 015
StyleSheet is not defined
import {
StyleSheet,
} from 'react-native';
