diff --git a/fe/fe-core/src/main/java/org/apache/doris/qe/ConnectProcessor.java b/fe/fe-core/src/main/java/org/apache/doris/qe/ConnectProcessor.java
index a083eb10b9..94df56a66c 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/qe/ConnectProcessor.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/qe/ConnectProcessor.java
@@ -313,7 +313,7 @@ public class ConnectProcessor {
                     && ctx.getSessionVariable().isEnableNereidsPlanner()
                     && !ctx.getSessionVariable().enableFallbackToOriginalPlanner) {
                 Exception exception = new Exception(
-                        String.format("Nereids cannot parse the SQL, and fallback disabled.\n\n%s",
+                        String.format("Nereids cannot parse the SQL, and fallback disabled. caused by: \n\n%s",
                                 nereidsParseException.getMessage()), nereidsParseException);
                 // audit it and break
                 handleQueryException(exception, auditStmt, null, null);