Ubuntu18.04报错笔记
Ubuntu18.04图形化界面下操作上锁的文件:(原因是缺少权限)
直接Ctrl+Alt+T打开终端执行命令:sudo nautilus
Ubuntu18.04删除文件
sudo rm -rf 文件夹名
//如果还是不行 sudo chmod 777 文件夹名 sudo rm -rf 文件夹名
Ubuntu18.04图形化界面下复制文件出现:There was an error copying into... 拼接文件时出错:文件过大
原因:U盘格式原因,你要重新格式化你的U盘,解决办法:https://jingyan.baidu.com/article/ca41422f09d88c1eae99ed2c.html
Ubuntu18.04查看BIOS中“Secure Boot”是否关闭
mokutil --sb-state
出现SecureBoot enabled 即为未关闭
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You do not have sufficient permissions to delete the folder
sudo rm -rf ~/.local/share/Trash/*
Ubuntu 18.04不能正常关机的解决方法
sudo gedit /etc/default/grub 找到这一行:GRUB_CMDLINE_LINUX_DEFAULT=”quiet splash” 改成:GRUB_CMDLINE_LINUX_DEFAULT=”quiet splash acpi=force pci=nomsi” 保存退出。 然后,输入以下命令更新Grub: sudo update-grub
错误:14 http://ppa.launchpad.net/wine/wine-builds/ubuntu bionic Release 404 Not Found [IP: 91.189.95.83 80]
cd /etc/apt/sources.list.d
ls
su
mv wine-ubuntu-wine-builds-bionic.list wine-ubuntu-wine-builds-bionic.list.bak sudo apt-get update
ubuntu 18.04安装virtualbox后启动没反应
首先
cd /usr/bin
- 然后
./VirtualBox
- 然后就出现了下面的错误
WARNING: The vboxdrv kernel module is not loaded. Either there is no module available for the current kernel (4.15.0-46-generic) or it failed to load. Please recompile the kernel module and install it by sudo /sbin/vboxconfig You will not be able to start VMs until this problem is fixed. /usr/lib/virtualbox/VirtualBox: error while loading shared libraries: libQt5OpenGL.so.5: cannot open shared object file: No such file or directory
- 那没什么好说的了,记得按着提示来!!!!
sudo apt --fix-broken install
- 然后出现了一大堆错误,出现了很多个警报因为在apt-get install 安装一个新包时 先回去检查/var/lib/dpkg/info/目录下的已安装包的配置文件信息;如果发现有已经安装的应用 的配置文件信息不在info目录下 就会提示这个错误
dpkg: 警告: 无法找到软件包 vlc-bin 的文件名列表文件,现假定该软件包目前没有任何文件被安装在系统里。 在处理时有错误发生: ufw E: Sub-process /usr/bin/dpkg returned an error code (1)
- 执行随笔中的‘E: Sub-process /usr/bin/dpkg returned an error code (1)’六个步骤
- 再来,之后就可以打开virtualbox啦
sudo apt --fix-broken install
E: 无法获得锁 /var/lib/apt/lists/lock - open (11: 资源暂时不可用) E: 无法对目录 /var/lib/apt/lists/ 加锁 问题解决方法
sudo rm /var/lib/apt/lists/lock
Ubuntu18.04设置mysql允许远程连接
- 注释bind-address = 127.0.0.1,将bind-address = 127.0.0.1注释掉
sudo vim /etc/mysql/mysql.conf.d/mysqld.cnf
- 删除匿名用户
mysql -uroot -p use mysql; delete from user where user='';
- 增加允许远程访问的用户或者允许现有用户的远程访问
mysql> grant all privileges on *.* to 'root'@'%' identified by '123456' with grant option; update user set host='%' where user='root' and host='localhost';
- 退出并重启数据库
mysql> exit sudo service mysql restart
Ubuntu 18.04报错:You do not have sufficient permissions to delete the folder
sudo rm -rf ~/.local/share/Trash/*
Ubuntu 18.04报错:E: Sub-process /usr/bin/dpkg returned an error code (1)
- 现将info文件夹更名
sudo mv /var/lib/dpkg/info /var/lib/dpkg/info_old
- 再新建一个新的info文件夹
sudo mkdir /var/lib/dpkg/info
- 再更新
sudo apt-get update sudo apt-get -f install
- 执行完上一步操作后会在新的info文件夹下生成一些文件,现将这些文件全部移到info_old文件夹下
sudo mv /var/lib/dpkg/info/* /var/lib/dpkg/info_old
- 把自己新建的info文件夹删掉
sudo rm -rf /var/lib/dpkg/info
- 把以前的info文件夹重新改回名字
sudo mv /var/lib/dpkg/info_old /var/lib/dpkg/info
Ubuntu 18.04报错:E: 无法获得锁 /var/lib/apt/lists/lock - open (11: 资源暂时不可用) E: 无法对目录 /var/lib/apt/lists/ 加锁 问题解决方法
sudo rm /var/lib/apt/lists/lock
Ubuntu18.04图形化界面下复制文件出现:There was an error copying into... 拼接文件时出错:文件过大
原因:U盘格式原因,你要重新格式化你的U盘,解决办法:https://jingyan.baidu.com/article/ca41422f09d88c1eae99ed2c.html
Ubuntu 18.04报错:14 http://ppa.launchpad.net/wine/wine-builds/ubuntu bionic Release 404 Not Found [IP: 91.189.95.83 80]
cd /etc/apt/sources.list.d
ls
su
mv wine-ubuntu-wine-builds-bionic.list wine-ubuntu-wine-builds-bionic.list.bak sudo apt-get update
Ubuntu 18.04运行Windows项目报错:Table 'partyjoin.QRTZ_LOCKS' doesn't exist
- 修改mysql配置文件
vi /etc/my.cnf
- 在 [mysqld] 节中添加
lower_case_table_names=1
- 然后重启MySQL:
service mysql restart
Ubuntu 18.04解决idea卡死
- 查看pid
ps -ef | grep IDEA
- 杀死
sudo kill xxx -9
Ubuntu 18.04安装SDK报错:./android: 1: ./android: java: not found ./android: 1: ./android: java: not found ./android: 110: exec: java: not found
sudo update-alternatives --install /usr/bin/java java /usr/local/java/bin/java 300 sudo update-alternatives --install /usr/bin/javac javac /usr/local/java/bin/javac 300 sudo update-alternatives --install /usr/bin/jar jar /usr/local/java/bin/jar 300

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