Buffer I/O error on device sr0

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Buffer I/O error on device sr0

Buffer I/O error on device sr0, logical block 0 I check today some old CDs, some of them were from ’90 so of course they didn’t work. With one of them was a problem with reading… and ejecting CD-ROM. My PC wasn’t able to eject the CD even calling thi…

Linux Buffer I/O error on device dm-4, logical block

Linux服务器日志(Oracle Linux Server release 5.7)里面出现了一些"Buffer I/O error on device dm-4, logical block 0"之类的错误,如下所示: Jul 3 02:33:24 localhost kernel: Buffer I/O error on device dm-4, logical block 0 Jul 3 02:33:24 localhost kernel: Buffer I/O error o…

WARNING: Re-reading the partition table failed with error 16: Device or resource busy.

在 mkfs.ext4 /dev/sda2 格式化硬盘空间时,可能出现这种错误. had this situation at office where I was told to re-partition an already existing partition. The situation was to get the below schema /dev/sdb1 1 3040 24418768+ 83 Linux /dev/sdb2 3041 6080 24418800 83 Linux…

uiautomatorviewer 查看元素报错： Error taking device screenshot: null 原因

使用uiautomatorviewer 查看android某些页面元素,出现错误Error obtaining UI hierarchy Reason: Error taking device screenshot: null 如图: 再网上找了很多解决办法依然没解决总结了一下原因: 1.该app不支持该页面的截屏功能所以uiautomatorviewer捕捉不到 2.手机需要重启 3.非原装数据线 4.appium服务异常需要重新连接 5.可以尝试切换USB接口 6.最后可以把手机开发者选…

uiautomatorviewer报错“Error taking device screenshot: EOF” ，

uiautomatorviewer报错“Error taking device screenshot: EOF” ,千万不要装手机助手,不要装手机助手,不要装手机助手 uiautomatorviewer报错“Error taking device screenshot: EOF” ,千万不要装手机助手,不要装手机助手,不要装手机助手 uiautomatorviewer报错“Error taking device screenshot: EOF” ,千万不要装手机助手,不要装手机助手,不要装…

使用adb工具调试出现error：device offline

使用adb工具调试设备的时候会出现error:device offline,网上找了很多办法,最后终于解决了. 如果你也遇到这样的问题,先试试简单的办法,不行的话,试试这个..<.< adb 工具使用的时候会bind 5037端口(情况会有不同),如果这个端口被其他进程占用的话,那adb 工具就不能与设备通信了.因此首先要搞清这个端口有没有被其他进程占用. 命令: adb nodaemon server //查看是adb bind的是哪个端口 netstat -ano|findstr “端口号…

grub2挂在iso镜像“ /dev/disk/by-label/XXXX error: boot device didn't show up after 30 seconds”问题

两种解决办法: 方法A: mkdir /cdrom mount -t vfat /dev/sda1 /cdrom modprobe loop losetup /dev/loop6 /cdrom/boot/iso/archlinux-2011.08.19-core-i686.iso ln -s /dev/loop6 /dev/disk/by-label/ARCH_201108 exit `` 方法B: add earlymodules=loop as bootparam grub设置菜单项: me…