Fix #552 (most likely) by properly resetting self.sdprinting

printrun/pronsole.py

@@ -1024,6 +1024,7 @@ class pronsole(cmd.Cmd):
             return
         self.log(_("Printing %s") % self.filename)
         self.log(_("You can monitor the print with the monitor command."))
+        self.sdprinting = False
         self.p.startprint(self.fgcode)
 
     def do_pause(self, l):

printrun/pronterface.py

@@ -1135,6 +1135,7 @@ Printrun. If not, see <http://www.gnu.org/licenses/>."""
         if not self.p.online:
             wx.CallAfter(self.statusbar.SetStatusText, _("Not connected to printer."))
             return
+        self.sdprinting = False
         self.on_startprint()
         self.p.startprint(self.fgcode)