diff --git a/src/sql/engine/expr/ob_batch_eval_util.h b/src/sql/engine/expr/ob_batch_eval_util.h
index 9996d1cedb..11971eac64 100644
--- a/src/sql/engine/expr/ob_batch_eval_util.h
+++ b/src/sql/engine/expr/ob_batch_eval_util.h
@@ -615,9 +615,11 @@ int def_fixed_len_vector_arith_op(VECTOR_EVAL_FUNC_ARG_DECL, Args &... args)
           VEC_ARG_LIST, args...);
     }
   }
-  SQL_LOG(DEBUG, "expr", K(ToStrVectorHeader(expr.get_vector_header(ctx), expr, &skip, pvt_bound)));
-  SQL_LOG(DEBUG, "expr.args_[0]", K(ToStrVectorHeader(expr.args_[0]->get_vector_header(ctx), *expr.args_[0], &skip, pvt_bound)));
-  SQL_LOG(DEBUG, "expr.args_[1]", K(ToStrVectorHeader(expr.args_[1]->get_vector_header(ctx), *expr.args_[1], &skip, pvt_bound)));
+  if (OB_SUCC(ret)) {
+    SQL_LOG(DEBUG, "expr", K(ToStrVectorHeader(expr.get_vector_header(ctx), expr, &skip, pvt_bound)));
+    SQL_LOG(DEBUG, "expr.args_[0]", K(ToStrVectorHeader(expr.args_[0]->get_vector_header(ctx), *expr.args_[0], &skip, pvt_bound)));
+    SQL_LOG(DEBUG, "expr.args_[1]", K(ToStrVectorHeader(expr.args_[1]->get_vector_header(ctx), *expr.args_[1], &skip, pvt_bound)));
+  }
   return ret;
 }
 
@@ -658,9 +660,11 @@ int def_variable_len_vector_arith_op(VECTOR_EVAL_FUNC_ARG_DECL, Args &... args)
           VEC_ARG_LIST, args...);
     }
   }
-  SQL_LOG(DEBUG, "expr", K(ToStrVectorHeader(expr.get_vector_header(ctx), expr, &skip, pvt_bound)));
-  SQL_LOG(DEBUG, "expr.args_[0]", K(ToStrVectorHeader(expr.args_[0]->get_vector_header(ctx), *expr.args_[0], &skip, pvt_bound)));
-  SQL_LOG(DEBUG, "expr.args_[1]", K(ToStrVectorHeader(expr.args_[1]->get_vector_header(ctx), *expr.args_[1], &skip, pvt_bound)));
+  if (OB_SUCC(ret)) {
+    SQL_LOG(DEBUG, "expr", K(ToStrVectorHeader(expr.get_vector_header(ctx), expr, &skip, pvt_bound)));
+    SQL_LOG(DEBUG, "expr.args_[0]", K(ToStrVectorHeader(expr.args_[0]->get_vector_header(ctx), *expr.args_[0], &skip, pvt_bound)));
+    SQL_LOG(DEBUG, "expr.args_[1]", K(ToStrVectorHeader(expr.args_[1]->get_vector_header(ctx), *expr.args_[1], &skip, pvt_bound)));
+  }
   return ret;
 }
 #undef FORMAT_DISPATCH_BRANCH
diff --git a/src/sql/engine/expr/ob_expr_substr.cpp b/src/sql/engine/expr/ob_expr_substr.cpp
index 3c8b386fdc..7eae0fdf97 100644
--- a/src/sql/engine/expr/ob_expr_substr.cpp
+++ b/src/sql/engine/expr/ob_expr_substr.cpp
@@ -997,8 +997,10 @@ int ObExprSubstr::eval_substr_vector(VECTOR_EVAL_FUNC_ARG_DECL)
       ret = vector_substr<ObVectorBase, ObVectorBase>(VECTOR_EVAL_FUNC_ARG_LIST);
     }
   }
-  SQL_LOG(DEBUG, "expr", K(ToStrVectorHeader(expr.get_vector_header(ctx), expr, &skip, bound)));
-  SQL_LOG(DEBUG, "expr.args_[0]", K(ToStrVectorHeader(expr.args_[0]->get_vector_header(ctx), *expr.args_[0], &skip, bound)));
+  if (OB_SUCC(ret)) {
+    SQL_LOG(DEBUG, "expr", K(ToStrVectorHeader(expr.get_vector_header(ctx), expr, &skip, bound)));
+    SQL_LOG(DEBUG, "expr.args_[0]", K(ToStrVectorHeader(expr.args_[0]->get_vector_header(ctx), *expr.args_[0], &skip, bound)));
+  }
   return ret;
 }
 DEF_SET_LOCAL_SESSION_VARS(ObExprSubstr, raw_expr) {