diff --git a/source/libs/function/src/builtinsimpl.c b/source/libs/function/src/builtinsimpl.c
index 35f50cebca699fb215c5c18626bfeebc86bb5a2e..622baa76c998180bf237ec8096f34c5a15c7f7b6 100644
--- a/source/libs/function/src/builtinsimpl.c
+++ b/source/libs/function/src/builtinsimpl.c
@@ -3376,7 +3376,8 @@ int32_t lastRowFunction(SqlFunctionCtx* pCtx) {
 
   int64_t* pts = (int64_t*)pInput->pPTS->pData;
   for (int32_t i = pInput->startRowIndex; i < pInput->numOfRows + pInput->startRowIndex; ++i) {
-    char* data = colDataGetData(pInputCol, i);
+    bool  isNull = colDataIsNull(pInputCol, pInput->numOfRows, i, NULL);
+    char* data = isNull ? NULL : colDataGetData(pInputCol, i);
     TSKEY cts = pts[i];
 
     numOfElems++;
diff --git a/tests/parallel_test/cases.task b/tests/parallel_test/cases.task
index 074911d79391dd56f324d9aa2ed927b859a851b8..17cd7476b098c89635c9947e49516435863fb8d4 100644
--- a/tests/parallel_test/cases.task
+++ b/tests/parallel_test/cases.task
@@ -418,11 +418,11 @@
 ,,y,system-test,./pytest.sh python3 ./test.py -f 0-others/fsync.py
 ,,n,system-test,python3 ./test.py -f 0-others/compatibility.py
 ,,,system-test,python3 ./test.py -f 1-insert/alter_database.py
-,,,system-test,python3 ./test.py -f 1-insert/influxdb_line_taosc_insert.py
+,,y,system-test,./pytest.sh python3 ./test.py -f 1-insert/influxdb_line_taosc_insert.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 1-insert/opentsdb_telnet_line_taosc_insert.py
-,,,system-test,python3 ./test.py -f 1-insert/opentsdb_json_taosc_insert.py
-,,,system-test,python3 ./test.py -f 1-insert/test_stmt_muti_insert_query.py
-,,,system-test,python3 ./test.py -f 1-insert/test_stmt_set_tbname_tag.py
+,,y,system-test,./pytest.sh python3 ./test.py -f 1-insert/opentsdb_json_taosc_insert.py
+,,y,system-test,./pytest.sh python3 ./test.py -f 1-insert/test_stmt_muti_insert_query.py
+,,y,system-test,./pytest.sh python3 ./test.py -f 1-insert/test_stmt_set_tbname_tag.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 1-insert/alter_stable.py
 #,,y,system-test,./pytest.sh python3 ./test.py -f 1-insert/alter_table.py
 ,,n,system-test,python3 ./test.py -f 1-insert/boundary.py
@@ -627,7 +627,7 @@
 ,,,system-test,python3 ./test.py -f 2-query/nestedQuery_str.py
 ,,,system-test,python3 ./test.py -f 2-query/nestedQuery_math.py
 ,,,system-test,python3 ./test.py -f 2-query/nestedQuery_time.py
-,,,system-test,python3 ./test.py -f 2-query/stablity.py
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/stablity.py
 ,,,system-test,python3 ./test.py -f 2-query/stablity_1.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/elapsed.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/csum.py
@@ -978,8 +978,8 @@
 ,,,system-test,python3 ./test.py -f 2-query/nestedQuery_str.py -Q 4
 ,,,system-test,python3 ./test.py -f 2-query/nestedQuery_math.py -Q 4
 ,,,system-test,python3 ./test.py -f 2-query/nestedQuery_time.py -Q 4
-,,,system-test,python3 ./test.py -f 2-query/stablity.py -Q 4
-,,,system-test,python3 ./test.py -f 2-query/stablity_1.py -Q 4
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/stablity.py -Q 4
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/stablity_1.py -Q 4
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/avg.py -Q 4
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/elapsed.py -Q 4
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/csum.py -Q 4