diff --git a/mindspore/_checkparam.py b/mindspore/_checkparam.py
index b0ca077156..2ada390949 100644
--- a/mindspore/_checkparam.py
+++ b/mindspore/_checkparam.py
@@ -488,7 +488,9 @@ class Validator:
             type_str = (type(type_).__name__ if isinstance(type_, (tuple, list)) else "") + str(type_)
             raise TypeError(f'For \'{prim_name}\', the type of `{arg_name}` should be subclass'
                             f' of {", ".join((str(x) for x in template_types))}, but got {type_str}.'
-                            f' {addition_error_info}')
+                            f' {addition_error_info}. This message is only for reference. The supported data types'
+                            f' depend on the hardware that executes the operator'
+                            f' and it is a subset of the data types above.')
 
     @staticmethod
     def check_const_input(arg_name, arg_value, prim_name):