Steps to reproduce: 1. launch hob 2. select for example qemux86 and core-image-minimal 3. click "Build image" button and wait for a successful build finished 4. click "Edit packages" 5. add/remove packages and click "Build image" This error will appear in command line: Traceback (most recent call last): File "/home/andreea/master/bitbake/lib/bb/ui/hob.py", line 57, in event_handle_idle_func hobHandler.handle_event(event) File "/home/andreea/master/bitbake/lib/bb/ui/crumbs/hobeventhandler.py", line 253, in handle_event self.run_next_command() File "/home/andreea/master/bitbake/lib/bb/ui/crumbs/hobeventhandler.py", line 178, in run_next_command baseImage = self.runCommand(["matchFile", self.base_image + ".bb"]) TypeError: unsupported operand type(s) for +: 'NoneType' and 'str' dylan:73f103bf9b2cdf985464dc53bf4f1cfd71d4531f.
merge to dylan branch http://git.yoctoproject.org/cgit/cgit.cgi/poky/commit/?h=dylan&id=46dcd80b36177c31c0d9fa6e678b9b13aeabe6f0
Verified in dylan:899e5cca99ec952ff72c81b74a731150841122f4.