diff --git a/elastic-job-doc/content/post/release_notes.md b/elastic-job-doc/content/post/release_notes.md
index ea80eb219d..08989f5eeb 100644
--- a/elastic-job-doc/content/post/release_notes.md
+++ b/elastic-job-doc/content/post/release_notes.md
@@ -9,7 +9,12 @@ weight=1
 
 ## 2.0.4-SNAPSHOT
 
+### 缺陷修正
+
+1. [ISSUE #189](https://github.com/dangdangdotcom/elastic-job/issues/189) 管理后台执行失效操作，但任务还在执行
+
 ### 功能提升
+
 1. [ISSUE #187](https://github.com/dangdangdotcom/elastic-job/issues/187) ShardingContext中增加taskId属性，供业务方使用 
 
 ## 2.0.3
diff --git a/elastic-job-lite/elastic-job-lite-core/src/main/java/com/dangdang/ddframe/job/lite/internal/sharding/ShardingService.java b/elastic-job-lite/elastic-job-lite-core/src/main/java/com/dangdang/ddframe/job/lite/internal/sharding/ShardingService.java
index dd22de0d37..012d1640ec 100644
--- a/elastic-job-lite/elastic-job-lite-core/src/main/java/com/dangdang/ddframe/job/lite/internal/sharding/ShardingService.java
+++ b/elastic-job-lite/elastic-job-lite-core/src/main/java/com/dangdang/ddframe/job/lite/internal/sharding/ShardingService.java
@@ -98,6 +98,7 @@ public boolean isNeedSharding() {
     public void shardingIfNecessary() {
         List<String> availableShardingServers = serverService.getAvailableShardingServers();
         if (availableShardingServers.isEmpty()) {
+            clearShardingInfo();
             return;
         }
         if (!isNeedSharding()) {
diff --git a/elastic-job-lite/elastic-job-lite-core/src/test/java/com/dangdang/ddframe/job/lite/internal/sharding/ShardingServiceTest.java b/elastic-job-lite/elastic-job-lite-core/src/test/java/com/dangdang/ddframe/job/lite/internal/sharding/ShardingServiceTest.java
index f2c93f7c0e..6fc89bbc2f 100644
--- a/elastic-job-lite/elastic-job-lite-core/src/test/java/com/dangdang/ddframe/job/lite/internal/sharding/ShardingServiceTest.java
+++ b/elastic-job-lite/elastic-job-lite-core/src/test/java/com/dangdang/ddframe/job/lite/internal/sharding/ShardingServiceTest.java
@@ -113,9 +113,13 @@ public void assertShardingWhenUnnecessary() {
     
     @Test
     public void assertShardingWithoutAvailableServers() {
+        when(serverService.getAllServers()).thenReturn(Arrays.asList("ip1", "ip2"));
         when(serverService.getAvailableShardingServers()).thenReturn(Collections.<String>emptyList());
         shardingService.shardingIfNecessary();
         verify(serverService).getAvailableShardingServers();
+        verify(serverService).getAllServers();
+        verify(jobNodeStorage).removeJobNodeIfExisted("servers/ip1/sharding");
+        verify(jobNodeStorage).removeJobNodeIfExisted("servers/ip2/sharding");
         verify(jobNodeStorage, times(0)).isJobNodeExisted("leader/sharding/necessary");
     }