#28073: RemoveField.state_forwards() crashes with AttributeError: 'NoneType' 
object
has no attribute 'is_relation'
---------------------------------+------------------------------------
     Reporter:  Logan Gunthorpe  |                    Owner:  nobody
         Type:  Bug              |                   Status:  new
    Component:  Migrations       |                  Version:  1.11
     Severity:  Normal           |               Resolution:
     Keywords:                   |             Triage Stage:  Accepted
    Has patch:  0                |      Needs documentation:  0
  Needs tests:  0                |  Patch needs improvement:  0
Easy pickings:  0                |                    UI/UX:  0
---------------------------------+------------------------------------

Comment (by Markus Holtermann):

 As Tim suggested, it would be helpful to have your full migration history
 from the time the field was first added, up to this migration that fails.
 Including field and model renames, etc. If you could then slim that down
 to a minimal example that would be rad.

--
Ticket URL: <https://code.djangoproject.com/ticket/28073#comment:3>
Django <https://code.djangoproject.com/>
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