diff --git a/be/src/service/internal_service.cpp b/be/src/service/internal_service.cpp
index edb3feb94a..dc28571ce1 100644
--- a/be/src/service/internal_service.cpp
+++ b/be/src/service/internal_service.cpp
@@ -48,6 +48,7 @@
 #include <vector>
 
 #include "common/config.h"
+#include "common/exception.h"
 #include "common/logging.h"
 #include "gutil/integral_types.h"
 #include "http/http_client.h"
@@ -282,7 +283,11 @@ void PInternalServiceImpl::exec_plan_fragment(google::protobuf::RpcController* c
     bool compact = request->has_compact() ? request->compact() : false;
     PFragmentRequestVersion version =
             request->has_version() ? request->version() : PFragmentRequestVersion::VERSION_1;
-    st = _exec_plan_fragment(request->request(), version, compact);
+    try {
+        st = _exec_plan_fragment(request->request(), version, compact);
+    } catch (const doris::Exception& e) {
+        st = Status::Error(e.code(), e.to_string());
+    }
     if (!st.ok()) {
         LOG(WARNING) << "exec plan fragment failed, errmsg=" << st;
     }
diff --git a/be/src/vec/data_types/data_type_agg_state.h b/be/src/vec/data_types/data_type_agg_state.h
index 28d6ab6757..fb71e66ce8 100644
--- a/be/src/vec/data_types/data_type_agg_state.h
+++ b/be/src/vec/data_types/data_type_agg_state.h
@@ -29,6 +29,8 @@
 #include <memory>
 #include <string>
 
+#include "common/exception.h"
+#include "common/status.h"
 #include "vec/aggregate_functions/aggregate_function.h"
 #include "vec/aggregate_functions/aggregate_function_simple_factory.h"
 #include "vec/columns/column_fixed_length_object.h"
@@ -53,22 +55,20 @@ public:
             : _result_is_nullable(result_is_nullable),
               _sub_types(sub_types),
               _function_name(function_name) {
-        _agg_function = get_nested_function();
-        DCHECK(_agg_function != nullptr);
+        _agg_function = AggregateFunctionSimpleFactory::instance().get(_function_name, _sub_types,
+                                                                       _result_is_nullable);
+        if (_agg_function == nullptr) {
+            throw Exception(ErrorCode::INVALID_ARGUMENT,
+                            "DataTypeAggState function get failed, type={}", do_get_name());
+        }
         _agg_serialized_type = _agg_function->get_serialized_type();
     }
 
     const char* get_family_name() const override { return "AggState"; }
 
     std::string do_get_name() const override {
-        std::string types;
-        for (auto type : _sub_types) {
-            if (!types.empty()) {
-                types += ", ";
-            }
-            types += type->get_name();
-        }
-        return "AggState(" + types + ")";
+        return fmt::format("AggState(function_name={},result_is_nullable={},arguments=[{}])",
+                           _function_name, _result_is_nullable, get_types_string());
     }
 
     TypeIndex get_type_id() const override { return TypeIndex::AggState; }
@@ -100,10 +100,7 @@ public:
         col_meta->set_result_is_nullable(_result_is_nullable);
     }
 
-    AggregateFunctionPtr get_nested_function() const {
-        return AggregateFunctionSimpleFactory::instance().get(_function_name, _sub_types,
-                                                              _result_is_nullable);
-    }
+    AggregateFunctionPtr get_nested_function() const { return _agg_function; }
 
     int64_t get_uncompressed_serialized_bytes(const IColumn& column,
                                               int be_exec_version) const override {
@@ -128,6 +125,17 @@ public:
     DataTypePtr get_serialized_type() const { return _agg_serialized_type; }
 
 private:
+    std::string get_types_string() const {
+        std::string types;
+        for (auto type : _sub_types) {
+            if (!types.empty()) {
+                types += ", ";
+            }
+            types += type->get_name();
+        }
+        return types;
+    }
+
     bool _result_is_nullable;
     //because the agg_state type maybe mapped to ColumnString or ColumnFixedLengthObject
     DataTypePtr _agg_serialized_type;
diff --git a/fe/fe-core/src/main/java/org/apache/doris/catalog/Function.java b/fe/fe-core/src/main/java/org/apache/doris/catalog/Function.java
index b59f974eda..e1e57f0114 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/catalog/Function.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/catalog/Function.java
@@ -541,11 +541,6 @@ public class Function implements Writable {
             fn.setArgTypes(Type.toThrift(Lists.newArrayList(argTypes), Lists.newArrayList(realArgTypes)));
         }
 
-        if (realReturnType.isAggStateType()) {
-            realReturnType = Expr.createAggStateType(((AggStateType) realReturnType), Arrays.asList(realArgTypes),
-                    Arrays.asList(realArgTypeNullables));
-        }
-
         // For types with different precisions and scales, return type only indicates a
         // type with default
         // precision and scale so we need to transform it to the correct type.