diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java
index f3d4dfb292d3..61b50ffa22a2 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java
@@ -4142,6 +4142,7 @@ public RSGroupInfoManager getRSGroupInfoManager() {
    */
   public CompactionState getCompactionState(final TableName tableName) {
     CompactionState compactionState = CompactionState.NONE;
+    List<String> notOnlineRegions = new ArrayList<>();
     try {
       List<RegionInfo> regions = assignmentManager.getRegionStates().getRegionsOfTable(tableName);
       for (RegionInfo regionInfo : regions) {
@@ -4155,6 +4156,13 @@ public CompactionState getCompactionState(final TableName tableName) {
           continue;
         }
         RegionMetrics regionMetrics = sl.getRegionMetrics().get(regionInfo.getRegionName());
+        if (regionMetrics == null) {
+          String regionName = regionInfo.getRegionNameAsString();
+          LOG.error("Can not get compaction details for the region: " + regionName +
+            " , it may be disabled or in transition.");
+          notOnlineRegions.add(regionName);
+          continue;
+        }
         if (regionMetrics.getCompactionState() == CompactionState.MAJOR) {
           if (compactionState == CompactionState.MINOR) {
             compactionState = CompactionState.MAJOR_AND_MINOR;
@@ -4169,6 +4177,9 @@ public CompactionState getCompactionState(final TableName tableName) {
           }
         }
       }
+      if (notOnlineRegions.size() > 0 && compactionState == CompactionState.NONE) {
+        compactionState = null;
+      }
     } catch (Exception e) {
       compactionState = null;
       LOG.error("Exception when get compaction state for " + tableName.getNameAsString(), e);