安装QT5.4后,需要编译一个C++程序. Cmakelist 有find_package(Qt5Widgets REQUIRED),cmake 报错如下: CMake Error at CMakeLists.txt:14 (find_package): By not providing "FindQt5Widgets.cmake" in CMAKE_MODULE_PATH this project has asked CMake to find a package configu…
linux安装tomcat后启动报错: Cannot find ./catalina.shThe file is absent or does not have execute permissionThis file is needed to run this program 原因:无权限 解决方法: 1. chmod +x /usr/tomcat7/bin/*.sh (亲测可用) 2. chmod 755 /usr/tomcat7/bin/*.sh 3. chmod 777 /usr/tomc…
启动docker $ sudo systemctl start docker 报错. 查看状态: $ systemctl status docker.service -l 加 -l 有的行信息很长,打印的时候会省略,加此参数则全部显示. 报错信息: Error starting daemon: SELinux is not supported with the overlay2 graph driver on this kernel. Either boot into a newer…
[root@redhat7 demo]# rails server/usr/local/rvm/gems/ruby-2.4.1/gems/bundler-1.16.0.pre.2/lib/bundler/runtime.rb:86:in `rescue in block (2 levels) in require': There was an error while trying to load the gem 'uglifier'. (Bundler::GemRequireError)Gem…