diff --git a/fe/fe-core/src/main/java/org/apache/doris/service/FrontendServiceImpl.java b/fe/fe-core/src/main/java/org/apache/doris/service/FrontendServiceImpl.java
index 2a6596aa9b86c1a..099500a856f38f1 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/service/FrontendServiceImpl.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/service/FrontendServiceImpl.java
@@ -1963,7 +1963,9 @@ public TStreamLoadMultiTablePutResult streamLoadMultiTablePut(TStreamLoadPutRequ
                 throw new MetaNotFoundException("table not found");
             }
             olapTables = new ArrayList<>(tableNames.size());
-            Map<String, OlapTable> olapTableMap = tables.stream().map(OlapTable.class::cast)
+            Map<String, OlapTable> olapTableMap = tables.stream().
+                    .filter(OlapTable.class::isInstance)
+                    .map(OlapTable.class::cast)
                     .collect(Collectors.toMap(OlapTable::getName, olapTable -> olapTable));
             for (String tableName : tableNames) {
                 if (null == olapTableMap.get(tableName)) {