{nav icon=home, name=Main Page > icon=wrench, name=Troubleshooting > System won't boot} System cannot complete booting process for some reason --- == Problem == System simply does not boot, it hangs after successful unlock of the disk encryption, Purism logo is displayed. Pressing ESC key only black screen with //cryptsetup (sda5_crypt): set up successfully// in the upper left corner appears. == Solution == This can happen when system upgrade was interrupted or otherwise unsuccessful. Please see [[Troubleshooting/Broken upgrade]] for this.