No matches were found for subject:"Re\: \[Bug 1921647\] Re\: sudo apt\-get install build\-essential checkinstall Reading package lists... Done Building dependency tree Reading state information... Done checkinstall is already the newest version \(1.6.2\+git20170426.d24a630\-2ubuntu1\). Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created or been moved out of Incoming. The following information may help to resolve the situation\: The following packages have unmet dependencies\: build\-essential \: Depends\: libc6\-dev but it is not going to be installed or libc\-dev Depends\: g\+\+ \(>= 4\:9.2\) but it is not going to be installed E\: Unable to correct problems, you have held broken packages."