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Решение проблемы emulator: ERROR: Running multiple emulators with the same AVD is an experimental feature. You would find the following 3files in   /.andoroid/avd/(Your Device).avd   of user root directory. Then, delete them. cache.img hardware-qemu.ini.lock multiinstance.lock  

 Решение проблемы Error: EISDIR: illegal operation on a directory, read  Запустить команду npm config list проверить есть ли пункт userconfig = "/home/<USER>/.npmrc" Удалить его npm config delete userconfig

 Добавить в AndroidManifest.xml android:usesCleartextTraffic="true"

1. Mark the disk as failed # mdadm --manage /dev/md0 --fail /dev/sdb1 To verify that the disk is failed, check /proc/mdstat: # cat /proc/mdstat Personalities : [linear] [multipath] [raid0] [raid1] [raid5] [raid4] [raid6] [raid10] md0 : active raid1 sda1[0] sdb1[2](F)       976773168 blocks [2/1] [U_] md1 : active raid1 sda2[0] sdb2[1]       976773168 blocks [2/2] [UU] Failed disk will be marked as “(F)”.   2. Remove the disk by mdadm # mdadm --manage /dev/md0 --remove /dev/sdb1 3. Replace the disk Replace the faulty disk with new one. 4. Copy the partition table to the new disk Copy the partition table to the new disk (Caution: This sfdisk command will replace the entire partition table on the target disk with that of the source disk – use an alternative command if you need to preserve other partition information): # sfdisk -d /dev/sda | sfdisk /dev/sdb 5. Create mirror Create the mirror of the disk: # mdadm --manage /dev/md0 --add /dev/sdb1 6. Verify To test the setup, enter the below