From ed2c2ad7eb5616ca2d76ecf3d5fea45b37d3dee0 Mon Sep 17 00:00:00 2001
From: "Owen.Cai" <89424516@qq.com>
Date: Fri, 25 Feb 2022 16:53:12 +0800
Subject: [PATCH] fix bug lazy client share_executor is null (#9701)

---
 .../java/org/apache/dubbo/rpc/protocol/AbstractInvoker.java    | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/protocol/AbstractInvoker.java b/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/protocol/AbstractInvoker.java
index 2c749b4518..c1193c42b4 100644
--- a/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/protocol/AbstractInvoker.java
+++ b/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/protocol/AbstractInvoker.java
@@ -197,6 +197,9 @@ public abstract class AbstractInvoker<T> implements Invoker<T> {
     protected ExecutorService getCallbackExecutor(URL url, Invocation inv) {
         ExecutorService sharedExecutor = ExtensionLoader.getExtensionLoader(ExecutorRepository.class).getDefaultExtension().getExecutor(url);
         if (InvokeMode.SYNC == RpcUtils.getInvokeMode(getUrl(), inv)) {
+            if(sharedExecutor == null) {
+                sharedExecutor = ExtensionLoader.getExtensionLoader(ExecutorRepository.class).getDefaultExtension().getSharedExecutor();
+            }
             return new ThreadlessExecutor(sharedExecutor);
         } else {
             return sharedExecutor;