daemon not running; starting now at tcp:5037 adb: CreateFileW 'nul' failed: 系统找不到指定的文件

1、

   INFO - roid.tools.idea.adb.AdbService - 
Initializing adb using: C:UsersAdministratorAppDataLocalAndroidSdkplatform-toolsadb.exe 
2018-05-07 21:27:45,170 [err reader]   WARN -            #com.android.ddmlib - * daemon not running; starting now at tcp:5037 
2018-05-07 21:27:45,172 [err reader]   WARN -            #com.android.ddmlib - adb: CreateFileW 'nul' failed: 系统找不到指定的文件。 (2) 
2018-05-07 21:27:45,172 [err reader]   WARN -            #com.android.ddmlib - * failed to start daemon 
2018-05-07 21:27:45,172 [err reader]   WARN -            #com.android.ddmlib - error: cannot connect to daemon 
2018-05-07 21:27:45,179 [ thread 82]   WARN -            #com.android.ddmlib - 'C:UsersAdministratorAppDataLocalAndroidSdkplatform-toolsadb.exe start-server' failed -- run manually if necessary 
2018-05-07 21:27:45,181 [e-1024-b02]   WARN - mpl.AdbDeviceFileSystemService - Unable to obtain debug bridge 
java.lang.RuntimeException: Unable to create Debug Bridge: Unable to start adb server: * daemon not running; starting now at tcp:5037
adb: CreateFileW 'nul' failed: 系统找不到指定的文件。 (2)

2、解决办法：

C:UsersAdministratorAppDataLocalAndroidSdkplatform-tools>adb nodaemon server
adb I 05-07 21:56:33  1724  2072 adb_auth_host.cpp:416] adb_auth_init...
adb I 05-07 21:56:33  1724  2072 adb_auth_host.cpp:174] read_key_file 'C:UsersAdministrator.androidadbkey'...

现在我们就可以找到我们的手机了：