[英]react-native run-android error on windows: Watchman was not found in PATH
[英]React Native `npm start` with watchman error
我第一次遇到这个问题: https : //github.com/facebook/react-native/issues/10088
然后我按照这个解决方案解决了这个问题: https : //github.com/facebook/react-native/issues/910#issuecomment-94181845
现在,当我进入npm start
我得到[sane] Warning: Lost connection to watchman, reconnecting..
有什么建议么?
更新:当我将MacOS更新到MacOS Sierra时,就开始发生这种情况。
更新:所以我尝试运行react-native run-ios
,打开一个新的控制台窗口并调用npm start
。 它仍然提供[sane] Warning: Lost connection to watchman, reconnecting..
警告,但它构建了捆绑。 因此,守望者之间的联系正在中断。 这是控制台截图:
我通过遵循David提供的解决方案解决了这个问题,但我不得不做一些额外的步骤,因为我已经使用brew安装了watchman。 以下是解决方案的命令列表:
删除守望者(由brew安装):
$ brew install rmtree
$ brew rmtree watchman
$ sudo rm -rf /usr/local/var/run/watchman
手动安装Watchman v4.7.0(大卫的信用):
$ git clone https://github.com/facebook/watchman.git
$ cd watchman
$ git checkout v4.7.0
$ ./autogen.sh
$ ./configure
$ make
$ sudo make install
Chmod你的用户的守望者状态目录:
$ chmod 0700 /usr/local/var/run/watchman/<user>-state
在项目文件夹中运行此命令
watchman watch-del-all && npm start --reset-cache
我有一个类似的问题,并查看Watchman的日志我每次看到“丢失连接到守望者”消息时都会发生这些错误。
2016-11-05T03:35:48,401: [listener] Watchman 4.7.0 <no build info set> starting up on Davids-Mac.local
2016-11-05T03:35:48,401: [listener] path /Users/david/Projects/react-native-test is on filesystem type hfs
2016-11-05T03:35:48,402: [listener] root /Users/david/Projects/react-native-test using watcher mechanism fsevents (auto was requested)
2016-11-05T03:35:48,406: [listener] file limit is 2560 kern.maxfilesperproc=10240
2016-11-05T03:35:48,406: [listener] raised file limit to 10240
2016-11-05T03:35:48,407: [listener] Using socket from launchd as listening socket
2016-11-05T03:35:48,934: [io 0x7f8175600ff8 /Users/david/Projects/react-native-test] PERF: {"ru_nvcsw": 0, "ru_nsignals": 0, "ru_msgrcv": 6, "ru_msgsnd": 6, "ru_inblock": 0, "ru_majflt": 0, "ru_nswap": 0, "ru_minflt": 5230, "ru_ixrss": 0, "ru_maxrss": 21405696, "system_time": 0.32367200000000002, "user_time": 0.18271599999999999, "elapsed_time": 0.53129999999999999, "pid": 9867, "ru_idrss": 0, "meta": {"root": {"watcher": "fsevents", "ticks": 2, "number": 1, "case_sensitive": false, "recrawl_count": 0, "path": "/Users/david/Projects/react-native-test"}}, "version": "4.7.0", "ru_oublock": 0, "ru_nivcsw": 112, "start_time": 1478316948.403332, "description": "full-crawl"}
2016-11-05T03:35:48,935: [io 0x7f8175600ff8 /Users/david/Projects/react-native-test] crawl complete
2016-11-05T03:35:49,029: [client=0x7f8176a00038:stm=0x7f8176a00000] Unilateral payload for sub sane-sub {"settled": true}
Terminating due to signal 11 Segmentation fault generated by pid=0 uid=0. address not mapped to object (0x0)
0 watchman 0x0000000105973759 _ZL13crash_handleriP9__siginfoPv + 347
1 libsystem_platform.dylib 0x00007fffa2292bba _sigtramp + 26
2 ??? 0x00007f81756000c0 0x0 + 140193996734656
3 watchman 0x000000010596f9b2 _ZN6detail22estimateSpaceToReserveIPKcJA3_cA28_c8w_stringA2_cPcS6_EEEmmRKT_DpRKT0_ + 109
4 watchman 0x000000010596f815 _ZN8w_string5buildIJPcRA4_KcPS2_RA3_S2_RA28_S2_RS_RA2_S2_RS1_SC_EEES_DpOT_ + 121
5 watchman 0x000000010599b4cb _ZN8watchman3Log3logIJRA28_KcR8w_stringRA2_S2_RPcS8_EEEvNS_8LogLevelEDpOT_ + 183
6 watchman 0x000000010599a6e0 _ZNSt3__114__thread_proxyINS_5tupleIJZL15make_new_clientP15watchman_streamE3$_0EEEEEPvS6_ + 952
7 libsystem_pthread.dylib 0x00007fffa229cabb _pthread_body + 180
8 libsystem_pthread.dylib 0x00007fffa229ca07 _pthread_body + 0
9 libsystem_pthread.dylib 0x00007fffa229c231 thread_start + 13
更新 :好的,找到了迄今为止似乎有效的解决方案。 我完全卸载了watchman,然后使用以下代码从源代码构建它似乎工作正常(任何通过brew安装的尝试都会导致上面的问题,但这样做有效):
$ git clone https://github.com/facebook/watchman.git
$ cd watchman
$ git checkout v4.7.0 # the latest stable release
$ ./autogen.sh
$ ./configure
$ make
$ sudo make install
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