diff --git a/MTLManagedObjectAdapter/MTLManagedObjectAdapter.m b/MTLManagedObjectAdapter/MTLManagedObjectAdapter.m
index b0b3ff8..755953c 100644
--- a/MTLManagedObjectAdapter/MTLManagedObjectAdapter.m
+++ b/MTLManagedObjectAdapter/MTLManagedObjectAdapter.m
@@ -452,7 +452,7 @@ - (id)managedObjectFromModel:(id<MTLManagedObjectSerializing>)model insertingInt
 					id<MTLTransformerErrorHandling> errorHandlingTransformer = (id)transformer;
 
 					BOOL success = YES;
-					transformedValue = [errorHandlingTransformer reverseTransformedValue:value success:&success error:error];
+					transformedValue = [errorHandlingTransformer reverseTransformedValue:value success:&success error:&tmpError];
 
 					if (!success) return NO;
 				} else {