diff --git a/mindspore/core/ops/addn.cc b/mindspore/core/ops/addn.cc
index 713a7ef7b9c..c9b42448493 100644
--- a/mindspore/core/ops/addn.cc
+++ b/mindspore/core/ops/addn.cc
@@ -76,23 +76,24 @@ abstract::ShapePtr AddNInferShape(const PrimitivePtr &primitive, const std::vect
   for (size_t i = 0; i < elements.size(); ++i) {
     auto shape = elements[i]->BuildShape();
     if (!shape->isa<abstract::Shape>()) {
-      MS_LOG(EXCEPTION) << "For '" << primitive->name() << "', input[" << i
-                        << "] should be a Tensor, but got:" << elements[i]->ToString();
+      MS_EXCEPTION(ValueError) << "For '" << primitive->name() << "', input[" << i
+                               << "] should be a Tensor, but got:" << elements[i]->ToString();
     }
     const auto &shape_vec = shape->cast<abstract::ShapePtr>()->shape();
+    // If any shape is dynamic rank, return a dynamic rank.
+    if (IsDynamicRank(shape_vec)) {
+      return std::make_shared<abstract::Shape>(ShapeVector({UNKNOWN_RANK}));
+    }
     // Record input0's shape.
     if (i == 0) {
       output_shape = shape_vec;
       continue;
     }
-    // If any shape is dynamic rank, return a dynamic rank.
-    if (IsDynamicRank(shape_vec)) {
-      return std::make_shared<abstract::Shape>(ShapeVector({UNKNOWN_RANK}));
-    }
     // Join input[i] with input[0]
     if (!AddNDynShapeJoin(&output_shape, &shape_vec)) {
-      MS_LOG(EXCEPTION) << "For '" << primitive->name() << "', input[" << i << "]:" << shape->ToString()
-                        << " is not compatible with input0:" << shape_0->ToString();
+      MS_EXCEPTION(ValueError) << "For '" << primitive->name() << "', input shape must be same, but got shape of input["
+                               << i << "]: " << shape->ToString() << ", shape of input[0]: " << shape_0->ToString()
+                               << ".";
     }
   }
   return std::make_shared<abstract::Shape>(output_shape);