Flutter: ์žฅ์น˜์™€์˜ ์—ฐ๊ฒฐ์ด ๋Š์–ด์กŒ์Šต๋‹ˆ๋‹ค.

์— ๋งŒ๋“  2018๋…„ 09์›” 26์ผ  ยท  29์ฝ”๋ฉ˜ํŠธ  ยท  ์ถœ์ฒ˜: flutter/flutter

๋””๋ฒ„๊ฑฐ๋Š” ํ•ซ ๋ฆฌ๋กœ๋“œ ๊ฐ€ ๋ฐœ์ƒ
๋‹ค์Œ์€ logcat ์ถœ๋ ฅ์ž…๋‹ˆ๋‹ค.

09-26 11:08:27.130 1592-1627/system_process W/InputDispatcher: channel '89f29e1 com.example.yabcoshowcase/com.example.yabcoshowcase.MainActivity (server)' ~ Consumer closed input channel or an error occurred.  events=0x9
09-26 11:08:27.130 1592-1627/system_process E/InputDispatcher: channel '89f29e1 com.example.yabcoshowcase/com.example.yabcoshowcase.MainActivity (server)' ~ Channel is unrecoverably broken and will be disposed!
09-26 11:08:27.132 1592-2208/system_process D/GraphicsStats: Buffer count: 1
09-26 11:08:27.132 1592-2207/system_process I/WindowState: WIN DEATH: Window{89f29e1 u0 com.example.yabcoshowcase/com.example.yabcoshowcase.MainActivity}
09-26 11:08:27.132 1592-2207/system_process W/InputDispatcher: Attempted to unregister already unregistered input channel '89f29e1 com.example.yabcoshowcase/com.example.yabcoshowcase.MainActivity (server)'
09-26 11:08:27.135 1592-2207/system_process W/WindowManager: Force-removing child win Window{c9b4174 u0 SurfaceView} from container Window{89f29e1 u0 com.example.yabcoshowcase/com.example.yabcoshowcase.MainActivity}
09-26 11:08:27.167 1592-2017/system_process I/ActivityManager: Process com.example.yabcoshowcase (pid 24585) has died
09-26 11:08:27.167 1592-2017/system_process W/ActivityManager: Force removing ActivityRecord{a3fe1ef u0 com.example.yabcoshowcase/.MainActivity t37}: app died, no saved state
09-26 11:08:27.189 1592-1733/system_process W/WindowManager: Failed looking up window
                                                             java.lang.IllegalArgumentException: Requested window android.os.BinderProxy<strong i="8">@f8d9306</strong> does not exist
                                                                 at com.android.server.wm.WindowManagerService.windowForClientLocked(WindowManagerService.java:8733)
                                                                 at com.android.server.wm.WindowManagerService.windowForClientLocked(WindowManagerService.java:8724)
                                                                 at com.android.server.wm.WindowState$DeathRecipient.binderDied(WindowState.java:1209)
                                                                 at android.os.BinderProxy.sendDeathNotice(Binder.java:558)
09-26 11:08:27.189 1592-1733/system_process I/WindowState: WIN DEATH: null
09-26 11:08:27.210 1592-2017/system_process I/ActivityManager: Start proc 24856:com.android.launcher3/u0a9 for activity com.android.launcher3/.Launcher
09-26 11:08:27.291 24856-24856/? W/System: ClassLoader referenced unknown path: /system/priv-app/Launcher3/lib/x86
09-26 11:08:27.383 24856-24856/? V/Launcher: LauncherAppState inited
09-26 11:08:27.420 24856-24856/? D/Launcher.Model: Old launcher provider: content://com.android.launcher2.settings/favorites?notify=true
09-26 11:08:27.420 24856-24856/? D/Launcher.Model: Old launcher provider does not exist.
09-26 11:08:27.568 24856-24866/? I/art: Background sticky concurrent mark sweep GC freed 1475(316KB) AllocSpace objects, 2(40KB) LOS objects, 26% free, 1081KB/1475KB, paused 8.974ms total 23.902ms
09-26 11:08:27.647 1592-1606/system_process I/ActivityManager: Start proc 24873:com.google.android.googlequicksearchbox:search/u0a16 for broadcast com.google.android.googlequicksearchbox/.SearchWidgetProvider
09-26 11:08:27.650 24856-24869/com.android.launcher3 W/Launcher: setApplicationContext called twice! old=android.app.Application<strong i="9">@a24fb01</strong> new=android.app.Application<strong i="10">@a24fb01</strong>
09-26 11:08:27.654 24873-24879/? E/art: Failed writing handshake bytes (-1 of 14): Broken pipe
09-26 11:08:27.654 24873-24879/? I/art: Debugger is no longer active
09-26 11:08:27.681 1592-1993/system_process I/AccountManagerService: getTypesVisibleToCaller: isPermitted? true
09-26 11:08:27.759 1217-2028/? E/SurfaceFlinger: ro.sf.lcd_density must be defined as a build property
09-26 11:08:27.759 24856-24887/com.android.launcher3 D/OpenGLRenderer: Use EGL_SWAP_BEHAVIOR_PRESERVED: true

                                                                       [ 09-26 11:08:27.787 24856:24856 D/         ]
                                                                       HostConnection::get() New Host Connection established 0xaa123380, tid 24856


                                                                       [ 09-26 11:08:27.787 24856:24856 W/         ]
                                                                       Unrecognized GLES max version string in extensions: ANDROID_EMU_CHECKSUM_HELPER_v1 ANDROID_EMU_dma_v1 

                                                                       [ 09-26 11:08:27.844 24856:24887 D/         ]
                                                                       HostConnection::get() New Host Connection established 0xaa123a00, tid 24887


                                                                       [ 09-26 11:08:27.844 24856:24887 W/         ]
                                                                       Unrecognized GLES max version string in extensions: ANDROID_EMU_CHECKSUM_HELPER_v1 ANDROID_EMU_dma_v1 
09-26 11:08:27.844 24856-24887/com.android.launcher3 I/OpenGLRenderer: Initialized EGL, version 1.4
09-26 11:08:27.845 24856-24887/com.android.launcher3 W/OpenGLRenderer: Failed to choose config with EGL_SWAP_BEHAVIOR_PRESERVED, retrying without...
09-26 11:08:27.846 24856-24887/com.android.launcher3 D/EGL_emulation: eglCreateContext: 0xae413ae0: maj 2 min 0 rcv 2
09-26 11:08:27.856 24856-24887/com.android.launcher3 D/EGL_emulation: eglMakeCurrent: 0xae413ae0: ver 2 0 (tinfo 0xae43af90)
09-26 11:08:27.870 24873-24873/? I/BackgroundMemoryTrimmer: Trimming objects from memory, since app is in the background.
09-26 11:08:27.890 24856-24887/com.android.launcher3 D/EGL_emulation: eglMakeCurrent: 0xae413ae0: ver 2 0 (tinfo 0xae43af90)
09-26 11:08:27.952 1592-1611/system_process I/ActivityManager: Displayed com.android.launcher3/.Launcher: +759ms
09-26 11:08:27.953 1592-1604/system_process W/InputMethodManagerService: Got RemoteException sending setActive(false) notification to pid 24585 uid 10064
09-26 11:08:28.005 24856-24856/com.android.launcher3 D/Launcher: bindAppWidget: AppWidget(id=4)
09-26 11:08:28.005 24856-24856/com.android.launcher3 D/Launcher: bindAppWidget: id=4 belongs to component ComponentInfo{com.android.deskclock/com.android.alarmclock.AnalogAppWidgetProvider}
09-26 11:08:28.107 24856-24856/com.android.launcher3 D/Launcher: bound widget id=4 in 102ms
09-26 11:08:28.238 24856-24887/com.android.launcher3 V/RenderScript: 0xa1cb5000 Launching thread(s), CPUs 2
debugging platform-android platform-windows crash

๊ฐ€์žฅ ์œ ์šฉํ•œ ๋Œ“๊ธ€

์กฐ์— ์น˜
๊ฒฐ๋ก  : 7MB์˜ gif ์• ๋‹ˆ๋ฉ”์ด์…˜์€ flutter์—์„œ ์•ฝ 1GB ์ด์ƒ์˜ ๋ฉ”๋ชจ๋ฆฌ๋ฅผ ์ฐจ์ง€ํ•ฉ๋‹ˆ๋‹ค.
๋”ฐ๋ผ์„œ OS๋Š” ๋ฉ”๋ชจ๋ฆฌ ๋ถ€์กฑ ์ƒํƒœ์—์„œ ์•ฑ์„ ์ข…๋ฃŒํ•ฉ๋‹ˆ๋‹ค.

๋ชจ๋“  29 ๋Œ“๊ธ€

flutter doctor -v ์˜ ์ถœ๋ ฅ์„ ์ถ”๊ฐ€ํ•˜์‹ญ์‹œ์˜ค.

@zoechi

[โˆš] Flutter (Channel dev, v0.9.3, on Microsoft Windows [Version 6.3.9600], locale en-US)
    โ€ข Flutter version 0.9.3 at M:\flutter
    โ€ข Framework revision eed8c7ad07 (5 days ago), 2018-09-20 16:30:07 -0700
    โ€ข Engine revision 71457a67d0
    โ€ข Dart version 2.1.0-dev.5.0.flutter-c688d0c0c3

[โˆš] Android toolchain - develop for Android devices (Android SDK 27.0.3)
    โ€ข Android SDK at D:\Android\sdk
    โ€ข Android NDK location not configured (optional; useful for native profiling support)
    โ€ข Platform android-27, build-tools 27.0.3
    โ€ข ANDROID_HOME = D:\Android\sdk
    โ€ข Java binary at: C:\Program Files\Java\jdk1.8.0_45\bin\java
    โ€ข Java version Java(TM) SE Runtime Environment (build 1.8.0_45-b15)
    โ€ข All Android licenses accepted.

[X] Android Studio (not installed)
    โ€ข Android Studio not found; download from https://developer.android.com/studio/index.html
      (or visit https://flutter.io/setup/#android-setup for detailed instructions).

[โˆš] Connected devices (1 available)
    โ€ข Android SDK built for x86 โ€ข emulator-5554 โ€ข android-x86 โ€ข Android 6.0 (API 23) (emulator)

! Doctor found issues in 1 category.

์—…๋ฐ์ดํŠธ๋กœ ์‹œ์ž‘ ํ–ˆ๋‚˜์š”? ์•„๋‹ˆ๋ฉด ์ด์ „ ๋ฒ„์ „์—์„œ๋„ ๋ณด์…จ๋‚˜์š”?

@zoechi ์ด์ „ ๋ฒ„์ „๊ณผ ํ˜„์žฌ ๋ฒ„์ „ ๋ชจ๋‘์—์„œ ์ด๊ฒƒ์„ ๋ณด์•˜์Šต๋‹ˆ๋‹ค.
์‘์šฉ ํ”„๋กœ๊ทธ๋žจ ๋‚ด์—์„œ ๋ธŒ๋ผ์šฐ์ €๋ฅผ ์‹œ์ž‘ํ•  ๋•Œ๋„ ์ด๊ฒƒ์„ ๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
launch ( "url");

๋ฉ”๋ชจ๋ฆฌ ๋ถ€์กฑ ๋•Œ๋ฌธ์ž…๋‹ˆ๊นŒ?

๋‚ด ์œ„์ ฏ์—์„œ 4 ๊ฐœ์˜ gif ์• ๋‹ˆ๋ฉ”์ด์…˜ ์„ ์‚ฌ์šฉํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.

์—๋ฎฌ๋ ˆ์ดํ„ฐ ์‚ฌ์–‘ :
๋žจ : 1536
VM ํž™ : 256

@zoechi
profiler

๋ฒจ์„ ์šธ๋ฆฌ๋Š” ์• ๋‹ˆ๋ฉ”์ด์…˜ GIF
https://github.com/flutter/flutter/issues/9707#issuecomment -421735556์„ ์ฐพ์•˜์Šต๋‹ˆ๋‹ค.

์–ด, ์ด๊ฒƒ์€ https://github.com/flutter/flutter/issues/20998#issuecomment -420101036์—์„œ ๋‚ด๊ฐ€ ๊ธฐ์–ตํ–ˆ๋˜ ๊ฒƒ์ž…๋‹ˆ๋‹ค.
ํ•˜์ง€๋งŒ ๊ทธ๊ฒƒ์€ iOS์— ๊ด€ํ•œ ๊ฒƒ์ž…๋‹ˆ๋‹ค.

์˜ˆ, Windows์—์„œ๋Š” ์™„์ „ํžˆ ๋‹ค์‹œ ์‹œ์ž‘ํ•  ๋•Œ Lost connection to device ๊ฐ€ ๋‚˜ํƒ€๋‚ฉ๋‹ˆ๋‹ค (Android Studio์˜ ๋…น์ƒ‰ ์žฌ์ƒ ๋ฒ„ํŠผ ์‚ฌ์šฉ). ๋‚˜๋Š” ๋˜ํ•œ ํŒŒ์ผ ์ €์žฅ์‹œ ํ•ซ ๋ฆฌ๋กœ๋“œ์—์„œ ๋ฐœ์ƒํ•˜์ง€ ์•Š๋Š”๋‹ค๋Š” ๊ฒƒ์„ ์•Œ์•˜์Šต๋‹ˆ๋‹ค.

์• ๋‹ˆ๋ฉ”์ด์…˜์˜ ํฌ๊ธฐ๊ฐ€ ์ด 7MB ์ •๋„๋ผ๋Š” ์ ์„ ์–ธ๊ธ‰ํ•˜๋ฉด โ€‹โ€‹๋„์›€์ด ๋  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

@zoechi 2 ๊ฐœ์˜ ์‚ผ์„ฑ ๊ธฐ๊ธฐ์—์„œ ์•ฑ์„ ์ถœ์‹œํ•˜๊ณ  ํ…Œ์ŠคํŠธํ–ˆ๋Š”๋ฐ ์ถฉ๋Œํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.
์ด๊ฒƒ์€ ์—๋ฎฌ๋ ˆ์ดํ„ฐ์™€ ์ฐฝ์—์„œ๋งŒ ์ถฉ๋Œํ•ฉ๋‹ˆ๋‹ค.

์กฐ์— ์น˜
๋ฉ”๋ชจ๋ฆฌ ๊ฐ€ ๊ตฌํ˜• ๊ธฐ๊ธฐ์—์„œ ํ…Œ์ŠคํŠธ๋˜์—ˆ์Šต๋‹ˆ๋‹ค.
์•ฑ์ด ํŒŒ๋ž€์ƒ‰์œผ๋กœ ์ถฉ๋Œํ•ฉ๋‹ˆ๋‹ค .

์กฐ์— ์น˜
๊ฒฐ๋ก  : 7MB์˜ gif ์• ๋‹ˆ๋ฉ”์ด์…˜์€ flutter์—์„œ ์•ฝ 1GB ์ด์ƒ์˜ ๋ฉ”๋ชจ๋ฆฌ๋ฅผ ์ฐจ์ง€ํ•ฉ๋‹ˆ๋‹ค.
๋”ฐ๋ผ์„œ OS๋Š” ๋ฉ”๋ชจ๋ฆฌ ๋ถ€์กฑ ์ƒํƒœ์—์„œ ์•ฑ์„ ์ข…๋ฃŒํ•ฉ๋‹ˆ๋‹ค.

๋™์ผํ•œ ๋ฌธ์ œ๊ฐ€ ๋ฐœ์ƒํ•ฉ๋‹ˆ๋‹ค. ์•ฑ์€ ์ฒ˜์Œ์—๋Š” ์—๋ฎฌ๋ ˆ์ดํ„ฐ์—์„œ ์ž˜ ์ž‘๋™ํ–ˆ์ง€๋งŒ flutter๋ฅผ ์—…๋ฐ์ดํŠธํ•˜๋ฉด '๊ธฐ๊ธฐ ์—ฐ๊ฒฐ ๋Š๊น€'์˜ค๋ฅ˜๊ฐ€ ๋ฐœ์ƒํ•ฉ๋‹ˆ๋‹ค. Flutter ์˜์‚ฌ๋Š” ๋ฌธ์ œ๊ฐ€ ์—†๋‹ค๊ณ  ๋งํ•ฉ๋‹ˆ๋‹ค!

๋‚˜๋„ ๊ฐ™์€ ๋ฌธ์ œ๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค. ๊ทธ๋Ÿฐ ๋‹ค์Œ ๋‹ค๋ฅธ ์—๋ฎฌ๋ ˆ์ดํ„ฐ๋กœ ๋‹ค์‹œ ์ „ํ™˜ํ–ˆ์ง€๋งŒ ๋‹ค์‹œ ์ž‘๋™ํ•˜๋ฉด ๋™์ผํ•œ ๋ฌธ์ œ๊ฐ€ ๋ฐœ์ƒํ•ฉ๋‹ˆ๋‹ค.

Launching lib\main.dart on Android SDK built for x86 in debug mode...
Built build\app\outputs\apk\debug\app-debug.apk.
D/        (15109): HostConnection::get() New Host Connection established 0xaf108640, tid 15134
D/EGL_emulation(15109): eglMakeCurrent: 0xa192b0c0: ver 3 0 (tinfo 0xaf103280)
D/skia    (15109): Program linking failed.
E/emuglGLESv2_enc(15109): device/generic/goldfish-opengl/system/GLESv2_enc/GL2Encoder.cpp:s_glLinkProgram:1310 GL error 0x501
E/eglCodecCommon(15109): glUtilsParamSize: unknow param 0x00008741
E/emuglGLESv2_enc(15109): device/generic/goldfish-opengl/system/GLESv2_enc/GL2Encoder.cpp:s_glGetProgramBinary:3785 GL error 0x502
F/libc    (15109): /buildbot/src/android/ndk-release-r17/external/libcxx/../../external/libcxxabi/src/abort_message.cpp:73: abort_message: assertion "terminating with uncaught exception of type std::bad_alloc: std::bad_alloc" failed
F/libc    (15109): Fatal signal 6 (SIGABRT), code -6 in tid 15134 (1.gpu)
*** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
Build fingerprint: 'google/sdk_google_phone_x86/generic_x86:7.1.1/NYC/4316688:user/release-keys'
Revision: '0'
ABI: 'x86'
pid: 15109, tid: 15134, name: 1.gpu  >>> com.example.elisamparent <<<
signal 6 (SIGABRT), code -6 (SI_TKILL), fault addr --------
Abort message: '/buildbot/src/android/ndk-release-r17/external/libcxx/../../external/libcxxabi/src/abort_message.cpp:73: abort_message: assertion "terminating with uncaught exception of type std::bad_alloc: std::bad_alloc" failed'
eax 00000000  ebx 00003b05  ecx 00003b1e  edx 00000006
esi 934e0978  edi 934e0920
xcs 00000073  xds 0000007b  xes 0000007b  xfs 0000003b  xss 0000007b
eip af786424  ebp 934ddf28  esp 934ddecc  flags 00000296
backtrace:
#00 pc ffffe424  [vdso:af786000] (__kernel_vsyscall+16)
#01 pc 0007a03c  /system/lib/libc.so (tgkill+28)
#02 pc 00075885  /system/lib/libc.so (pthread_kill+85)
#03 pc 0002785a  /system/lib/libc.so (raise+42)
#04 pc 0001ee36  /system/lib/libc.so (abort+86)
#05 pc 00023d48  /system/lib/libc.so (__libc_fatal+40)
#06 pc 0001f300  /system/lib/libc.so (__assert2+64)
#07 pc 0062ef04  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#08 pc 0062f377  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#09 pc 0062f179  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#10 pc 0062e7be  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#11 pc 0062e713  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#12 pc 00631c48  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#13 pc 00631c80  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#14 pc 007ea473  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#15 pc 007e5d66  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#16 pc 007e747b  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#17 pc 00771588  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#18 pc 00773824  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#19 pc 007a5df1  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#20 pc 007802fd  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#21 pc 007801d0  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#22 pc 0076d297  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#23 pc 0076d7d8  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#24 pc 007fa23b  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#25 pc 007fa14b  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#26 pc 006bf399  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#27 pc 009ebcb0  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#28 pc 0069a281  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#29 pc 006a0c03  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#30 pc 006a1066  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#31 pc 006a1324  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#32 pc 006a0f15  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#33 pc 006a1256  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#34 pc 0066a615  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#35 pc 0066a560  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#36 pc 0066c6a0  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#37 pc 00018360  /system/lib/libutils.so (_ZN7android20SimpleLooperCallback11handleEventEiiPv+48)
#38 pc 00019307  /system/lib/libutils.so (_ZN7android6Looper9pollInnerEi+1207)
#39 pc 00018d84  /system/lib/libutils.so (_ZN7android6Looper8pollOnceEiPiS1_PPv+68)
#40 pc 0000f77c  /system/lib/libandroid.so (ALooper_pollOnce+108)
#41 pc 0066c7a3  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#42 pc 00668d86  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#43 pc 0066ae7b  /data/app/com.example.elisamparent-1/lib/x86/libflutter.so (offset 0x5c7000)
#44 pc 00074fe2  /system/lib/libc.so (_ZL15__pthread_startPv+210)
#45 pc 0002029e  /system/lib/libc.so (__start_thread+30)
#46 pc 0001e076  /system/lib/libc.so (__bionic_clone+70)
Lost connection to device.
Exited (sigterm)

์˜ค๋Š˜ ์ƒˆ๋กœ์šด flutter ํ”„๋กœ์ ํŠธ๋ฅผ ๋งŒ๋“  ํ›„ ์ €๋„ ๊ฐ™์€ ๋ฌธ์ œ๋ฅผ ๊ฒช๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ๋‚ด flutter ๋ฒ„์ „์€ 1.5.4-hotfix.2์ด๋ฉฐ ์ž˜ ์ž‘๋™ํ•˜๋Š” ์˜ค๋ž˜๋œ ํ”„๋กœ์ ํŠธ๊ฐ€ ๊ฑฐ์˜ ์—†์Šต๋‹ˆ๋‹ค. ์˜์‚ฌ -v๊ฐ€ "๋ฐœ๊ฒฌ ๋œ ๋ฌธ์ œ ์—†์Œ"์„ ํ™•์ธํ–ˆ์Šต๋‹ˆ๋‹ค.

VS Code์™€ flutter run ๋ฒ„์ „ 1.5.4-hotfix.2 ์—์„œ๋„ ์ €์—๊ฒŒ๋„ ๋ฐœ์ƒํ•ฉ๋‹ˆ๋‹ค. ๋งค ์ˆœ๊ฐ„ ์ผ๊ด€๋˜๊ฒŒ ๋ฐœ์ƒํ•˜๋ฏ€๋กœ ๋‚ด ์•ฑ์„ ๋””๋ฒ„๊น… ํ•  ์ˆ˜ ์—†์Šต๋‹ˆ๋‹ค ๐Ÿ˜ฌ

๋ฐœ์ƒํ•˜๋Š” ๋กœ๊ทธ์˜ ๋งˆ์ง€๋ง‰ ๋ถ€๋ถ„ :

[ +355 ms] DevFS: Sync finished
[        ] Syncing files to device Linus Unnebรคckโ€™s iPhone... (completed in 1,805ms)
[        ] Synced 2.6MB.
[   +1 ms] Sending to VM service: _flutter.listViews({})
[   +3 ms] Result: {type: FlutterViewList, views: [{type: FlutterView, id: _flutterView/0x10881e018, isolate: {type: <strong i="9">@Isolate</strong>, fixedId: true, id: isolates/455448668, name:
main.dart$main-455448668, number: 455448668}}]}
[   +1 ms] <- accept
[        ] Connected to _flutterView/0x10881e018.
[   +1 ms] ๐Ÿ”ฅ  To hot reload changes while running, press "r". To hot restart (and rebuild state), press "R".
[        ] An Observatory debugger and profiler on Linus Unnebรคckโ€™s iPhone is available at: http://127.0.0.1:1029/GN_VjrKVP40=/
[        ] For a more detailed help message, press "h". To detach, press "d"; to quit, press "q".
[+4999 ms] Service protocol connection closed.
[        ] Lost connection to device.
[   +1 ms] DevFS: Deleting filesystem on the device
(file:///private/var/mobile/Containers/Data/Application/5A554AFC-CA4D-4D84-B193-703F91254B9C/tmp/done-flutternbB65r/done-flutter/)
[        ] Sending to VM service: _deleteDevFS({fsName: done-flutter})
[ +256 ms] Ignored error while cleaning up DevFS: TimeoutException after 0:00:00.250000: Future not completed

์ €๋„ ๋งˆ์ฐฌ๊ฐ€์ง€์ž…๋‹ˆ๋‹ค.

flutter doctor -v
[โœ“] Flutter (Channel unknown, v1.5.8, on Mac OS X 10.14.5 18F132, locale en-JP)
    โ€ข Flutter version 1.5.8 at /Users/dddrop/flutter
    โ€ข Framework revision 0ba67226ee (9 weeks ago), 2019-04-24 17:18:28 -0700
    โ€ข Engine revision c63d1cf9c9
    โ€ข Dart version 2.3.0 (build 2.3.0-dev.0.1 1f1592edce)


[โœ“] Android toolchain - develop for Android devices (Android SDK version 29.0.0)
    โ€ข Android SDK at /Users/dddrop/Library/Android/sdk
    โ€ข Android NDK location not configured (optional; useful for native profiling support)
    โ€ข Platform android-29, build-tools 29.0.0
    โ€ข ANDROID_HOME = /Users/dddrop/Library/Android/
    โ€ข ANDROID_SDK_ROOT = /Users/dddrop/Library/Android/sdk
    โ€ข Java binary at: /Users/dddrop/Library/Application Support/JetBrains/Toolbox/apps/AndroidStudio/ch-0/183.5522156/Android Studio.app/Contents/jre/jdk/Contents/Home/bin/java
    โ€ข Java version OpenJDK Runtime Environment (build 1.8.0_152-release-1343-b01)
    โ€ข All Android licenses accepted.

[โœ“] iOS toolchain - develop for iOS devices (Xcode 10.2.1)
    โ€ข Xcode at /Applications/Xcode.app/Contents/Developer
    โ€ข Xcode 10.2.1, Build version 10E1001
    โ€ข ios-deploy 1.9.4
    โ€ข CocoaPods version 1.7.2

[โœ“] Android Studio (version 3.4)
    โ€ข Android Studio at /Users/dddrop/Library/Application Support/JetBrains/Toolbox/apps/AndroidStudio/ch-0/183.5522156/Android Studio.app/Contents
    โ€ข Flutter plugin version 36.1.1
    โ€ข Dart plugin version 183.6270
    โ€ข Java version OpenJDK Runtime Environment (build 1.8.0_152-release-1343-b01)

[โœ“] IntelliJ IDEA Ultimate Edition (version 2019.1.3)
    โ€ข IntelliJ at /Users/dddrop/Applications/JetBrains Toolbox/IntelliJ IDEA Ultimate.app
    โ€ข Flutter plugin version 36.1.4
    โ€ข Dart plugin version 191.7830

[!] VS Code (version 1.35.1)
    โ€ข VS Code at /Applications/Visual Studio Code.app/Contents
    โœ— Flutter extension not installed; install from
      https://marketplace.visualstudio.com/items?itemName=Dart-Code.flutter

[โœ“] Connected device (1 available)
    โ€ข IPHONEโ€ข a006df95b298dcc6c0501102141574b6deaa3f63 โ€ข ios โ€ข iOS 12.3.1
flutter run -v

๋ฐœ์ƒํ•˜๋Š” ๋กœ๊ทธ์˜ ๋งˆ์ง€๋ง‰ ๋ถ€๋ถ„ :

[   +2 ms] ๐Ÿ”ฅ  To hot reload changes while running, press "r". To hot restart (and rebuild state), press "R".
[        ] An Observatory debugger and profiler on **** is available at: http://127.0.0.1:1026/X5z2drAnFY8=/
[        ] For a more detailed help message, press "h". To detach, press "d"; to quit, press "q".
[+1990 ms] flutter: ApiService.updatePushToken: *****
[+3008 ms] Service protocol connection closed.
[   +1 ms] Lost connection to device.
[   +2 ms] DevFS: Deleting filesystem on the device (file:///private/var/mobile/Containers/Data/Application/0FD40F36-A700-43D8-BF90-D745C9E2FDF1/tmp/carapp-flutterSkuokV/carapp-flutter/)
[        ] Sending to VM service: _deleteDevFS({fsName: ************})
[ +260 ms] Ignored error while cleaning up DevFS: TimeoutException after 0:00:00.250000: Future not completed
[   +3 ms] "flutter run" took 51,461ms.
[        ] "flutter run" took 51,461ms.

ํ•ด๊ฒฐ์ฑ…

์ œ ๊ฒฝ์šฐ์—๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์ด ์ˆ˜์ •๋˜์—ˆ์Šต๋‹ˆ๋‹ค.
https://github.com/flutter/flutter/issues/35102#issuecomment -505952116

stackoverflow ๋‹ต๋ณ€์„ ํ™•์ธํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ด๊ฒƒ์€ ๋‹น์‹ ์˜ ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค
Flutter : Hot Reload ํ›„ "์žฅ์น˜ ์—ฐ๊ฒฐ ๋Š๊น€"์˜ค๋ฅ˜

์—ฌ๊ธฐ์— ๋™์ผํ•œ ๋ฌธ์ œ๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค ... ์•ฑ์˜ ๋ฐฑ๊ทธ๋ผ์šด๋“œ์— gif๊ฐ€ ํ‘œ์‹œ๋˜๊ณ  ๋ช‡ ์ดˆ ํ›„์— ์•ฑ์ด ์ค‘๋‹จ๋ฉ๋‹ˆ๋‹ค.

์•ˆ๋…•ํ•˜์„ธ์š” @ p30arena
์ตœ์‹  ์•ˆ์ • ๋ฒ„์ „์˜ flutter์—์„œ์ด ๋ฌธ์ œ๊ฐ€ ๊ณ„์† ๋ฐœ์ƒํ•ฉ๋‹ˆ๊นŒ?
๊ฐ์‚ฌํ•ฉ๋‹ˆ๋‹ค

์•ˆ๋…•ํ•˜์„ธ์š”! Flutter 1.12 ํ•ซํ”ฝ์Šค 7์—์„œ ์—ฌ์ „ํžˆ ๋ฌธ์ œ์— ์ง๋ฉดํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค! ์ตœ๋Œ€ํ•œ ๋นจ๋ฆฌ ์†”๋ฃจ์…˜์„ ์ œ๊ณตํ•˜์‹ญ์‹œ์˜ค.

์ถ”๊ฐ€ ์ •๋ณด๊ฐ€ ์—†์œผ๋ฉด์ด ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ์•Œ ์ˆ˜ ์—†์Šต๋‹ˆ๋‹ค. ๊ทธ๋Ÿฌ๋ฏ€๋กœ ์šฐ๋ฆฌ๋Š” ๋‹น๋ถ„๊ฐ„์ด ๋ฒ„๊ทธ๋ฅผ ๋งˆ์ง€ ๋ชปํ•ด ๋‹ซ์„ ๊ฒƒ์ž…๋‹ˆ๋‹ค. ๋” ๋งŽ์€ ์ •๋ณด๊ฐ€ ์žˆ์œผ๋ฉด ์–ธ์ œ๋“ ์ง€ ๋ฒ„๊ทธ์— ๋Œ€ํ•ด ์˜๊ฒฌ์„ ๋งํ•˜์‹ญ์‹œ์˜ค. ๋ฐ”๋กœ ๋‹ค์‹œ ์—ด์–ด ๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค!
๊ท€ํ•˜์˜ ๊ธฐ์—ฌ์— ๊ฐ์‚ฌ๋“œ๋ฆฝ๋‹ˆ๋‹ค.

์—ฌ์ „ํžˆ์ด ๋ฌธ์ œ๊ฐ€์žˆ๋Š” ๋ชจ๋“  ์‚ฌ๋žŒ์ด ๋ฌด์Šจ ์ผ์ด ๋ฐœ์ƒํ•˜๋Š”์ง€ ์ •ํ™•ํ•œ ์„ค๋ช…, ๋กœ๊ทธ ๋ฐ 'flutter doctor -v'์ถœ๋ ฅ๊ณผ ํ•จ๊ป˜ ์ƒˆ๋กœ์šด ๋ฌธ์ œ๋ฅผ ์ œ์ถœํ•ด์ฃผ์„ธ์š”.
๋ชจ๋“  ์‹œ์Šคํ…œ ์„ค์ •์€ ์•ฝ๊ฐ„ ๋‹ค๋ฅผ ์ˆ˜ ์žˆ์œผ๋ฏ€๋กœ ํ•ญ์ƒ ์ƒˆ๋กœ์šด ๋ฌธ์ œ๋ฅผ ์—ด๊ณ  ๊ด€๋ จ ๋ฌธ์ œ๋ฅผ ์ฐธ์กฐํ•˜๋Š” ๊ฒƒ์ด ์ข‹์Šต๋‹ˆ๋‹ค.

๋ฟก๋ฟก
์•ˆ๋…•ํ•˜์„ธ์š”!
์ฝ”๋“œ๋ฅผ ์ˆ˜์‹ญ ๋ฒˆ ์—…๋ฐ์ดํŠธํ•˜๋ฉด ์•ฑ์ด ์ˆ˜์‹œ๋กœ ์ถฉ๋Œํ•˜์ง€๋งŒ ์ตœ๊ทผ์—์ด ๋ฌธ์ œ๋ฅผ ๊ฒฝํ—˜ํ•˜์ง€ ๋ชปํ–ˆ์Šต๋‹ˆ๋‹ค.

92ms ๋™์•ˆ 682 ๊ฐœ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ ์ค‘ 0 ๊ฐœ๋ฅผ ๋‹ค์‹œ๋กœ๋“œํ–ˆ์Šต๋‹ˆ๋‹ค.
์žฅ์น˜์™€์˜ ์—ฐ๊ฒฐ์ด ๋Š์–ด์กŒ์Šต๋‹ˆ๋‹ค.
* ์ฒซ ๋ฒˆ์งธ ํ˜ธ์ถœ ์Šคํƒ :
(
0 CoreFoundation 0x000000010f9248db __exceptionPreprocess + 331
1 libobjc.A.dylib 0x000000010e7d9ac5 objc_exception_throw + 48
2 CoreFoundation 0x000000010f924449-[NSException ๋ฐœ์ƒ] + 9
3 ๋Ÿฌ๋„ˆ 0x000000010bf4225b-[LocationPermissionStrategy requestP ermission : completionHandler :] + 603
4 ๋Ÿฌ๋„ˆ 0x000000010bf43ad8-[PermissionManager requestPe rmissions : completion :] + 632
5 ๋Ÿฌ๋„ˆ 0x000000010bf432ae-[PermissionHandlerPlugin handleM ethodCall : result :] + 1134
6 Flutter 0x000000010c085141 __45- [FlutterMethodChannel setMethodCallHandle <โ€ฆ>

vscode์—์„œ์ด ๋ฌธ์ œ๊ฐ€ ๋ฐœ์ƒํ–ˆ์Šต๋‹ˆ๋‹ค.

๋‚˜๋ฅผ ์œ„ํ•ด ์ผํ•œ ์†”๋ฃจ์…˜ :

  1. ์—๋ฎฌ๋ ˆ์ดํ„ฐ ์‚ญ์ œ
  2. vscode ์ธํ„ฐํŽ˜์ด์Šค์—์„œ ์ƒˆ ์—๋ฎฌ๋ ˆ์ดํ„ฐ ๋งŒ๋“ค๊ธฐ

์—ฌ์ „ํžˆ์ด ๋ฌธ์ œ๊ฐ€์žˆ๋Š” ๋ชจ๋“  ์‚ฌ๋žŒ์ด ๋ฌด์Šจ ์ผ์ด ๋ฐœ์ƒํ•˜๋Š”์ง€ ์ •ํ™•ํ•œ ์„ค๋ช…, ๋กœ๊ทธ ๋ฐ 'flutter doctor -v'์ถœ๋ ฅ๊ณผ ํ•จ๊ป˜ ์ƒˆ๋กœ์šด ๋ฌธ์ œ๋ฅผ ์ œ์ถœํ•ด์ฃผ์„ธ์š”.
๋ชจ๋“  ์‹œ์Šคํ…œ ์„ค์ •์€ ์•ฝ๊ฐ„ ๋‹ค๋ฅผ ์ˆ˜ ์žˆ์œผ๋ฏ€๋กœ ํ•ญ์ƒ ์ƒˆ๋กœ์šด ๋ฌธ์ œ๋ฅผ ์—ด๊ณ  ๊ด€๋ จ ๋ฌธ์ œ๋ฅผ ์ฐธ์กฐํ•˜๋Š” ๊ฒƒ์ด ์ข‹์Šต๋‹ˆ๋‹ค.

๋‚˜๋Š” ๊ฐ™์€ ๋ฌธ์ œ๊ฐ€ ์žˆ์—ˆ๋‹ค. ๊ทธ๋Ÿฐ ๋‹ค์Œ 'flutter upgrade'๋กœ flutter ๋ฒ„์ „์„ ์—…๊ทธ๋ ˆ์ด๋“œํ•˜๋ฉด ์ €์—๊ฒŒ ํšจ๊ณผ์ ์ž…๋‹ˆ๋‹ค. ๊ทธ๋ž˜๋„ ํ•ด๊ฒฐ ๋ฐฉ๋ฒ•์„ ๋ชจ๋ฅด๋Š” ๊ฒฝ์šฐ ์‹œ๋„ํ•ด ๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๋„์›€์ด ๋˜์—ˆ๊ธฐ๋ฅผ ๋ฐ”๋ž๋‹ˆ๋‹ค.

์•ฑ์ด ์„ค์น˜ ๋  ๋•Œ ์•ฑ์„ ์ˆ˜๋™์œผ๋กœ ์ง€์ •ํ•˜์—ฌ ํ•ด๊ฒฐ ํ•œ ๊ฒƒ๊ณผ ๋™์ผํ•œ ๋ฌธ์ œ๊ฐ€ ๋ฐœ์ƒํ–ˆ์Šต๋‹ˆ๋‹ค. ์•ฑ์ด ์ข…๋ฃŒ๋˜๊ณ  ๊ทธ ๋‹น์‹œ ๋ฉ”๋‰ด๋กœ ๋Œ์•„์™€์„œ ์ˆ˜๋™์œผ๋กœ ์•ฑ์„ ์—ด์–ด ๊ธฐ๊ธฐ ์—ฐ๊ฒฐ์„ ์„ค์ •ํ•ฉ๋‹ˆ๋‹ค! ๊ทธ๋ž˜์„œ ๊ทธ๊ฒƒ์€ u ๋ชจ๋‘๋ฅผ ๋„์šธ ๊ฒƒ์ž…๋‹ˆ๋‹ค. ๋˜๋Š” u๋Š” ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐ ํ•œ ์ฝ”๋“œ๋ฅผ ์‚ฌ์šฉํ•˜๋ ค๊ณ  ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

์˜ˆ, Windows์—์„œ๋Š” ์™„์ „ํžˆ ๋‹ค์‹œ ์‹œ์ž‘ํ•  ๋•Œ Lost connection to device ๊ฐ€ ๋‚˜ํƒ€๋‚ฉ๋‹ˆ๋‹ค (Android Studio์˜ ๋…น์ƒ‰ ์žฌ์ƒ ๋ฒ„ํŠผ ์‚ฌ์šฉ). ๋‚˜๋Š” ๋˜ํ•œ ํŒŒ์ผ ์ €์žฅ์‹œ ํ•ซ ๋ฆฌ๋กœ๋“œ์—์„œ ๋ฐœ์ƒํ•˜์ง€ ์•Š๋Š”๋‹ค๋Š” ๊ฒƒ์„ ์•Œ์•˜์Šต๋‹ˆ๋‹ค.

๋‚˜๋Š”์ด ์˜ค๋ฅ˜ ์–‘์‹์„ 2 ๊ฐœ์›” ๋™์•ˆ ๊ฐ€์ง€๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ํ•ซ ๋ฆฌ๋กœ๋“œ ๋ชจ๋“œ๋ฅผ ์‚ฌ์šฉํ•  ์ˆ˜์žˆ์—ˆ์Šต๋‹ˆ๋‹ค.์ด ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ–ˆ์Šต๋‹ˆ๋‹ค. ์ด์ œ ๋ชจ๋ฐ”์ผ ์ถฉ์ „ ์ผ€์ด๋ธ”์„ ๋ณ€๊ฒฝํ•˜๊ณ  USB ์ผ€์ด๋ธ”์„ ์‚ฌ์šฉํ•˜๋ฉด ํ•ด๊ฒฐ๋˜์—ˆ์Šต๋‹ˆ๋‹ค.

์ด ํŽ˜์ด์ง€๊ฐ€ ๋„์›€์ด ๋˜์—ˆ๋‚˜์š”?
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