Changeset 3226 for trunk/GSASIIpwdGUI.py

Timestamp:

Jan 16, 2018 11:21:26 AM (5 years ago)

Author:

toby

Message:

Add error for fixed point fit w/no points

File:

• trunk/GSASIIpwdGUI.py (modified) (1 diff)

trunk/GSASIIpwdGUI.py

@@ -990 +990 @@
         # sort the points for convenience and then separate them; extend the range if needed
         if 'FixedPoints' not in background[1]:
+            msg = ("You have not defined any fixed background points. "+
+                    "Use the Fixed Points/Add menu item to define points that will be fit."+
+                    '\n\nSee the "Fitting the Starting Background using Fixed Points" tutorial for more details.')
+            print (msg)
+            G2frame.ErrorDialog('No points',msg)
             return
         background[1]['FixedPoints'] = sorted(background[1]['FixedPoints'],key=lambda pair:pair[0])