Thanks! I ought to have thought of that, but didn't. Unfortunately, this is not the cause: / has 2,7 GB free, or 22% of its 13GB capacity. /boot is not full either - not that that one would be very relevant for this issue, I think. There are no other filesystems, except tmpfs My suspicion is that th...

My Raspberry PI had been unused for several weeks. Today I wanted to use it again, it booted as usual but there comes no graphic desktop. Booting terminates at the text mode "login:" prompt. I could log in, as root, and executed startx command. This came back with: "/usr/bin/X not found" which sound...

I have been asked to create software for a data logger on a (bunch of) RPi B+. The data arrives either through GPIO or per USB and is logged in straight asci text files, more or less csv-like, no problem there. My task is to display information from the various logs in a graphical format, a kind of ...

I am developing my own application, using the XCB library on Raspbian. Mostly I follow the excellent tutorial on http://www.x.org/releases/X11R7.7/doc/libxcb/tutorial/index.html All went well until I wanted to set the title on a window. Since adding the stanza /* Set the title of the window */ xcb_c...