firebase - 执行 flutter run 时获取此日志输出的原因是什么 - 与设备失去连接 - ？

Question

• 为什么设备断开连接并显示日志 - Lost connection to device - after 执行 flutter 运行？
  
• 登录前一切正常 屏幕，用户可以在其中使用 google Sign 正确登录 在，但下一个“主页”屏幕，当它开始加载时，中断 & 我 收到以下日志，作为 与设备失去连接 - 声明。

Build fingerprint: 'HONOR/BND-AL10/HWBND-H:9/HONORBND-AL10/9.1.0.154C675:user/release-keys'
Revision: '0'
ABI: 'arm64'
Happend: 'Sun Dec  1 09:45:39 2019
'
SYSVMTYPE: Art
APPVMTYPE: Art
pid: 29781, tid: 29842, name: 1.ui  >>> com.obodo.app <<<
signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr 0x1
Cause: null pointer dereference
    x0  0000000000000001  x1  00000076b7ddde60  x2  00000076b7c00000  x3  0000000000000002
    x4  00000000000001dd  x5  0000000000000000  x6  00000076b410cef0  x7  0000000000000000
    x8  00000076ca3848a0  x9  00000076ca3848a0  x10 00000000000001dd  x11 0000000000000000
    x12 0000000000000004  x13 0000000000000202  x14 0000000000000002  x15 00000076b410cef0
    x16 0000007754b32bd8  x17 0000007754ac6d48  x18 0000000000000001  x19 00000076a31fe820
    x20 00000076cda472a0  x21 00000076ac192bb0  x22 00000076ac192ca0  x23 0000000000000045
    x24 00000076ca275058  x25 00000076b410d248  x26 0000000000000000  x27 0000000000000001
    x28 0000000000000045  x29 00000076b410d3a0
    sp  00000076b410d0f0  lr  00000076b52e5c58  pc  00000076b52e1990
backtrace:
    #00 pc 00000000011d3990  /data/app/com.obodo.app-zqtWiY4hrLL6aB0_3pwPjA==/lib/arm64/libflutter.so (offset 0x11c0000)
    #01 pc 00000000011d7c54  /data/app/com.obodo.app-zqtWiY4hrLL6aB0_3pwPjA==/lib/arm64/libflutter.so (offset 0x11c0000)
    #02 pc 00000000011cf744  /data/app/com.obodo.app-zqtWiY4hrLL6aB0_3pwPjA==/lib/arm64/libflutter.so (offset 0x11c0000)
    #03 pc 00000000011d5a78  /data/app/com.obodo.app-zqtWiY4hrLL6aB0_3pwPjA==/lib/arm64/libflutter.so (offset 0x11c0000)
    #04 pc 00000000011d6154  /data/app/com.obodo.app-zqtWiY4hrLL6aB0_3pwPjA==/lib/arm64/libflutter.so (offset 0x11c0000)
    #05 pc 00000000011d55b0  /data/app/com.obodo.app-zqtWiY4hrLL6aB0_3pwPjA==/lib/arm64/libflutter.so (offset 0x11c0000)
    #06 pc 00000000011da7c8  /data/app/com.obodo.app-zqtWiY4hrLL6aB0_3pwPjA==/lib/arm64/libflutter.so (offset 0x11c0000)
    #07 pc 00000000000142cc  /system/lib64/libutils.so (android::Looper::pollInner(int)+932)
    #08 pc 0000000000013e8c  /system/lib64/libutils.so (android::Looper::pollOnce(int, int*, int*, void**)+60)
    #09 pc 0000000000012278  /system/lib64/libandroid.so (ALooper_pollOnce+96)
    #10 pc 00000000011da74c  /data/app/com.obodo.app-zqtWiY4hrLL6aB0_3pwPjA==/lib/arm64/libflutter.so (offset 0x11c0000)
    #11 pc 00000000011d54fc  /data/app/com.obodo.app-zqtWiY4hrLL6aB0_3pwPjA==/lib/arm64/libflutter.so (offset 0x11c0000)
    #12 pc 00000000011d86a0  /data/app/com.obodo.app-zqtWiY4hrLL6aB0_3pwPjA==/lib/arm64/libflutter.so (offset 0x11c0000)
    #13 pc 0000000000083588  /system/lib64/libc.so (__pthread_start(void*)+36)
    #14 pc 00000000000241dc  /system/lib64/libc.so (__start_thread+68)
Lost connection to device.

Answer 1

我得到了一个非常相似的错误并按如下方式解决:

1. 删除模拟器应用程序或您的物理设备
2. 关闭模拟器或重启实体设备
3. 执行flutter clean命令
4. 关闭 IDE(在我的例子中是 Intellij)
5. 再次打开项目并运行您的应用。

注意:以上适用于 iOS，我得到了 Lost connection to device

的错误