DYN-8469: Disallow empty groups with pins (#15915)

zeusongit · web-flow · commit b19e0b0898d9 · 2025-03-10T13:43:59.000-04:00
diff --git a/src/DynamoCore/Models/DynamoModel.cs b/src/DynamoCore/Models/DynamoModel.cs
@@ -2747,7 +2747,7 @@ internal void DeleteModelInternal(List<ModelBase> modelsToDelete)
                     }
                 }
 
-                if (annotation.Nodes.Any() && !annotation.Nodes.Except(modelsToDelete).Any())
+                if (annotation.Nodes.Any() && !annotation.Nodes.Except(modelsToDelete).Any(n => n is not ConnectorPinModel))
                 {
                     //Annotation Model has to be serialized first - before the nodes.
                     //so, store the Annotation model as first object. This will serialize the

Original file line number	Diff line number	Diff line change
`@@ -2747,7 +2747,7 @@ internal void DeleteModelInternal(List<ModelBase> modelsToDelete)`
`2747`	`2747`	`}`
`2748`	`2748`	`}`
`2749`	`2749`
`2750`		`- if (annotation.Nodes.Any() && !annotation.Nodes.Except(modelsToDelete).Any())`
	`2750`	`+ if (annotation.Nodes.Any() && !annotation.Nodes.Except(modelsToDelete).Any(n => n is not ConnectorPinModel))`
`2751`	`2751`	`{`
`2752`	`2752`	`//Annotation Model has to be serialized first - before the nodes.`
`2753`	`2753`	`//so, store the Annotation model as first object. This will serialize the`