Project file is the file to be opened by QGIS not a separate map layer. Best regards, Karlis Marco Lechner - FOSSGIS e.V. wrote: > Hi, > > I have a Shape file which only can be opened by starting QGIS (1.8.0 on > ubuntu 12.04) and adding it as a vectorlayer. The opening fails when > trying to use "open with QGIS" from the context menu. ..