diff --git a/be/src/exprs/aggregate_functions.cpp b/be/src/exprs/aggregate_functions.cpp
index dc066f504a244a..04b413ead710f2 100644
--- a/be/src/exprs/aggregate_functions.cpp
+++ b/be/src/exprs/aggregate_functions.cpp
@@ -71,13 +71,13 @@ void AggregateFunctions::init_zero_not_null(FunctionContext*, DecimalV2Val* dst)
 
 template <typename T>
 void AggregateFunctions::init_zero(FunctionContext*, T* dst) {
-    dst->is_null = true;
+    dst->is_null = false;
     dst->val = 0;
 }
 
 template <>
 void AggregateFunctions::init_zero(FunctionContext*, DecimalV2Val* dst) {
-    dst->is_null = true;
+    dst->is_null = false;
     dst->set_to_zero();
 }
 
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 7802c0dbb8672f..3496f795a8bf3c 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
@@ -634,7 +634,6 @@ protected void writeFields(DataOutput output) throws IOException {
         }
         writeOptionString(output, libUrl);
         writeOptionString(output, checksum);
-        output.writeBoolean(vectorized);
     }
 
     @Override