@@ -13,6 +13,8 @@ This document follows the conventions laid out in [Keep a CHANGELOG][].
 
 ### Fixed
 
+- Fixed error occuring when inheriting a class containing a virtual generic method.
+
 ## [3.0.1](https://github.com/pythonnet/pythonnet/releases/tag/v3.0.1) - 2022-11-03
 
 ### Added
 
@@ -220,7 +220,10 @@ internal static Type CreateDerivedType(string name,
             foreach (MethodInfo method in methods)
             {
                 if (!method.Attributes.HasFlag(MethodAttributes.Virtual) |
-                    method.Attributes.HasFlag(MethodAttributes.Final))
+                    method.Attributes.HasFlag(MethodAttributes.Final)
+                    // overriding generic virtual methods is not supported
+                    // so a call to that should be deferred to the base class method.
+                    || method.IsGenericMethod)
                 {
                     continue;
                 }
 
@@ -136,4 +136,12 @@ public static T[] EchoRange<T>(T[] items)
             return items;
         }
     }
+
+    public abstract class GenericVirtualMethodTest
+    {
+        public virtual Q VirtMethod<Q>(Q arg1)
+        {
+            return arg1;
+        }
+    }
 }
@@ -9,7 +9,7 @@
 import System
 import pytest
 from Python.Test import (IInterfaceTest, SubClassTest, EventArgsTest,
-                         FunctionsTest, IGenericInterface)
+                         FunctionsTest, IGenericInterface, GenericVirtualMethodTest)
 from System.Collections.Generic import List
 
 
@@ -327,3 +327,15 @@ def test_generic_interface():
     obj = GenericInterfaceImpl()
     SpecificInterfaceUser(obj, Int32(0))
     GenericInterfaceUser[Int32](obj, Int32(0))
+
+def test_virtual_generic_method():
+    class OverloadingSubclass(GenericVirtualMethodTest):
+        __namespace__ = "test_virtual_generic_method_cls"
+    class OverloadingSubclass2(OverloadingSubclass):
+        __namespace__ = "test_virtual_generic_method_cls"
+    obj = OverloadingSubclass()
+    assert obj.VirtMethod[int](5) == 5
+    obj = OverloadingSubclass2()
+    assert obj.VirtMethod[int](5) == 5
+
+
Original file line number	Diff line number	Diff line change
@@ -220,7 +220,10 @@ internal static Type CreateDerivedType(string name,
220	220	foreach (MethodInfo method in methods)
221	221	{
222	222	if (!method.Attributes.HasFlag(MethodAttributes.Virtual) \|
223		- method.Attributes.HasFlag(MethodAttributes.Final))
	223	+ method.Attributes.HasFlag(MethodAttributes.Final)
	224	+ // overriding generic virtual methods is not supported
	225	+ // so a call to that should be deferred to the base class method.
	226	+ \|\| method.IsGenericMethod)
224	227	{
225	228	continue;
226	229	}
Original file line number	Diff line number	Diff line change
@@ -136,4 +136,12 @@ public static T[] EchoRange<T>(T[] items)
136	136	return items;
137	137	}
138	138	}
	139	+
	140	+ public abstract class GenericVirtualMethodTest
	141	+ {
	142	+ public virtual Q VirtMethod<Q>(Q arg1)
	143	+ {
	144	+ return arg1;
	145	+ }
	146	+ }
139	147	}