1 files changed, 7 insertions, 0 deletions
diff --git a/src/Common/src/TypeSystem/Common/TypeSystemContext.cs b/src/Common/src/TypeSystem/Common/TypeSystemContext.cs
index 4f9dbb141..23e2c0758 100644
--- a/src/Common/src/TypeSystem/Common/TypeSystemContext.cs
+++ b/src/Common/src/TypeSystem/Common/TypeSystemContext.cs
@@ -66,6 +66,13 @@ namespace Internal.TypeSystem
             return null;
         }
 
+        internal virtual ModuleDesc ResolveModule(ModuleDesc referencingModule, string fileName, bool throwIfNotFound = true)
+        {
+            if (throwIfNotFound)
+                throw new NotSupportedException();
+            return null;
+        }
+
         //
         // Array types
         //