id,summary,reporter,owner,description,type,status,component,version,severity,resolution,keywords,cc,stage,has_patch,needs_docs,needs_tests,needs_better_patch,easy,ui_ux 25106,"ManagementForm data is missing or has been tampered with ""admin""",Felipe,nobody,"I have note an incidence on the admin, That only happens when change the condition. {{{ inlines = [ProductImageInline, AttributeInline] def get_formsets_with_inlines(self, request, obj=None): """""" Yields formsets and the corresponding inlines. """""" for inline in self.get_inline_instances(request, obj): if obj is None and isinstance(inline, tuple(self.inlines)): continue # Here problem when already create obj, and try change parent return #: Exception Value: ['ManagementForm data is missing or has been tampered with'] elif obj.is_parent and isinstance(inline, ProductImageInline): continue yield inline.get_formset(request, obj), inline }}} Depending on whether the object is parent or not, will decide if to show some Inline,",Bug,closed,contrib.admin,1.8,Normal,invalid,"admin, inlines, forms, formsets",,Unreviewed,0,0,0,0,0,0