yolo992

In my case, add -DG2O_USE_OPENGL=ON to your cmake;

> > @feroze it is not right. > > @foolishair opengl_helper is part of the [g2o](https://github.com/RainerKuemmerle/g2o/blob/master/g2o/stuff/CMakeLists.txt#L29) . > > IMHO [this part ](https://github.com/RainerKuemmerle/g2o/blob/master/g2o/apps/CMakeLists.txt#L8) causes the problem, since it is configurable,...

In my case, change dir to yours `ros_ws` working directory. type `vim src/realsense-ros/realsense2_camera/CMakeLists.txt` add the following code link to OpenCV `find_package(OpenCV 4 REQUIRED) include_directories(${OpenCV_INCLUDE_DIRS) target_link_libraries(${PROJECT_NAME} ${OpenCV_LIBS} ) `

根据提示，先apt install一下 deepin-wine-stable-amd64 我遇到的问题是libldap的版本不匹配 （这个版本批改 就相当于数值比较，已安装的依赖，要满足大于这个数字，而ubuntu发行版的版本 基本都会带xxxubuntu的字样，所以一般都会匹配错误） 根据错误提示 执行 `sudo vim /var/lib/dpkg/status` 随便找个空白间隙，添加以下内容，并修改`Version:`字段后边的中文，改成之前安装失败，提示需要的版本。 ``` vim Package: libldap-2.4-2 Status: install ok installed Priority: optional Section: libs Installed-Size: 525 Maintainer: Debian OpenLDAP...

同, 只要有它在, 开了一天的IDE耗电只能排第二.

thx. It works for me, thanks @simoneguidialea

change your CMakeLists.txt c++11 -> c++14