diff --git a/config/alfresco/ibatis/org.hibernate.dialect.Dialect/content-common-SqlMap.xml b/config/alfresco/ibatis/org.hibernate.dialect.Dialect/content-common-SqlMap.xml
index 2c411afdbc..833788de48 100644
--- a/config/alfresco/ibatis/org.hibernate.dialect.Dialect/content-common-SqlMap.xml
+++ b/config/alfresco/ibatis/org.hibernate.dialect.Dialect/content-common-SqlMap.xml
@@ -271,6 +271,21 @@
             cd.id is null
     </select>
     
+    <!-- Get content URL entities that were kept after orphan cleanup failure -->
+    <select id="select_ContentUrlsKeepOrphaned" resultMap="result_ContentUrl">
+        <![CDATA[
+        select
+            cu.*
+        from
+            alf_content_url cu
+            left outer join alf_content_data cd on (cd.content_url_id = cu.id)
+        where
+            cd.id is null and
+            cu.orphan_time = 0 and
+            cu.orphan_time is not null
+        ]]>
+    </select>
+    
     <!-- Update a specific mimetype -->
     <update id="update_Mimetype" parameterType="Mimetype">
         update
diff --git a/source/java/org/alfresco/repo/content/cleanup/EagerContentStoreCleaner.java b/source/java/org/alfresco/repo/content/cleanup/EagerContentStoreCleaner.java
index 98de6072ff..121c0e8ee0 100644
--- a/source/java/org/alfresco/repo/content/cleanup/EagerContentStoreCleaner.java
+++ b/source/java/org/alfresco/repo/content/cleanup/EagerContentStoreCleaner.java
@@ -266,11 +266,17 @@ public class EagerContentStoreCleaner extends TransactionListenerAdapter
         int deleted = 0;
         for (ContentStore store : stores)
         {
-            // Bypass if the store is read-only or doesn't support the URL
-            if (!store.isWriteSupported() || !store.isContentUrlSupported(contentUrl))
+            // Bypass if the store is read-only
+            if (!store.isWriteSupported())
             {
                 continue;
             }
+            // MNT-12150 fix, bypass if the store doesn't support the URL but mark as deleted
+            if (!store.isContentUrlSupported(contentUrl))
+            {
+                deleted++;
+                continue;
+            }
             if (callListeners)
             {
                 // Call listeners
diff --git a/source/java/org/alfresco/repo/domain/contentdata/ContentDataDAO.java b/source/java/org/alfresco/repo/domain/contentdata/ContentDataDAO.java
index bed77cccf9..f73281526a 100644
--- a/source/java/org/alfresco/repo/domain/contentdata/ContentDataDAO.java
+++ b/source/java/org/alfresco/repo/domain/contentdata/ContentDataDAO.java
@@ -108,13 +108,22 @@ public interface ContentDataDAO
      * @param contentUrlHandler         the callback object to process the rows
      * @param maxOrphanTimeExclusive    the maximum orphan time (exclusive)
      * @param maxResults                the maximum number of results (1 or greater)
-     * @return                          Returns a list of orphaned content URLs ordered by ID
      */
     void getContentUrlsOrphaned(
             ContentUrlHandler contentUrlHandler,
             Long maxOrphanTimeExclusive,
             int maxResults);
     
+    /**
+     * Enumerate all available content URLs that were orphaned and cleanup for these urls failed
+     * 
+     * @param contentUrlHandler         the callback object to process the rows
+     * @param maxResults                the maximum number of results (1 or greater)
+     */
+    void getContentUrlsKeepOrphaned(
+            ContentUrlHandler contentUrlHandler,
+            int maxResults);
+    
     /**
      * Delete a batch of content URL entities.
      */
diff --git a/source/java/org/alfresco/repo/domain/contentdata/ibatis/ContentDataDAOImpl.java b/source/java/org/alfresco/repo/domain/contentdata/ibatis/ContentDataDAOImpl.java
index 06695efea3..80426140be 100644
--- a/source/java/org/alfresco/repo/domain/contentdata/ibatis/ContentDataDAOImpl.java
+++ b/source/java/org/alfresco/repo/domain/contentdata/ibatis/ContentDataDAOImpl.java
@@ -57,6 +57,7 @@ public class ContentDataDAOImpl extends AbstractContentDataDAOImpl
     private static final String SELECT_CONTENT_URL_BY_KEY = "alfresco.content.select_ContentUrlByKey";
     private static final String SELECT_CONTENT_URL_BY_KEY_UNREFERENCED = "alfresco.content.select_ContentUrlByKeyUnreferenced";
     private static final String SELECT_CONTENT_URLS_ORPHANED = "alfresco.content.select.select_ContentUrlsOrphaned";
+    private static final String SELECT_CONTENT_URLS_KEEP_ORPHANED = "alfresco.content.select_ContentUrlsKeepOrphaned";
     private static final String SELECT_CONTENT_DATA_BY_ID = "alfresco.content.select_ContentDataById";
     private static final String SELECT_CONTENT_DATA_BY_NODE_AND_QNAME = "alfresco.content.select_ContentDataByNodeAndQName";
     private static final String SELECT_CONTENT_DATA_BY_NODE_IDS = "alfresco.content.select_ContentDataByNodeIds";
@@ -160,6 +161,23 @@ public class ContentDataDAOImpl extends AbstractContentDataDAOImpl
         }
     }
     
+    @SuppressWarnings("unchecked")
+    public void getContentUrlsKeepOrphaned(
+            final ContentUrlHandler contentUrlHandler,
+            final int maxResults)
+    {
+        List<ContentUrlEntity> results = (List<ContentUrlEntity>) template.selectList(SELECT_CONTENT_URLS_KEEP_ORPHANED,
+                                                                                      new RowBounds(0, maxResults));
+        // Pass the result to the callback
+        for (ContentUrlEntity result : results)
+        {
+            contentUrlHandler.handle(
+                    result.getId(),
+                    result.getContentUrl(),
+                    result.getOrphanTime());
+        }
+    }
+    
     public int updateContentUrlOrphanTime(Long id, Long orphanTime, Long oldOrphanTime)
     {
         ContentUrlUpdateEntity contentUrlUpdateEntity = new ContentUrlUpdateEntity();
diff --git a/source/test-java/org/alfresco/repo/content/cleanup/ContentStoreCleanerTest.java b/source/test-java/org/alfresco/repo/content/cleanup/ContentStoreCleanerTest.java
index b2e5b6bcf7..77273eebf1 100644
--- a/source/test-java/org/alfresco/repo/content/cleanup/ContentStoreCleanerTest.java
+++ b/source/test-java/org/alfresco/repo/content/cleanup/ContentStoreCleanerTest.java
@@ -26,6 +26,7 @@ import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
+import java.util.TreeMap;
 
 import junit.framework.TestCase;
 
@@ -33,7 +34,10 @@ import org.alfresco.model.ContentModel;
 import org.alfresco.repo.content.ContentStore;
 import org.alfresco.repo.content.MimetypeMap;
 import org.alfresco.repo.content.UnsupportedContentUrlException;
+import org.alfresco.repo.content.cleanup.ContentStoreCleaner.DeleteFailureAction;
+import org.alfresco.repo.content.filestore.FileContentStore;
 import org.alfresco.repo.domain.contentdata.ContentDataDAO;
+import org.alfresco.repo.domain.contentdata.ContentDataDAO.ContentUrlHandler;
 import org.alfresco.repo.lock.JobLockService;
 import org.alfresco.repo.security.authentication.AuthenticationUtil;
 import org.alfresco.repo.transaction.RetryingTransactionHelper.RetryingTransactionCallback;
@@ -74,6 +78,7 @@ public class ContentStoreCleanerTest extends TestCase
     private ContentStore store;
     private ContentStoreCleanerListener listener;
     private List<String> deletedUrls;
+    private ContentDataDAO contentDataDAO;
     
     @Override
     public void setUp() throws Exception
@@ -87,7 +92,7 @@ public class ContentStoreCleanerTest extends TestCase
         jobLockService = serviceRegistry.getJobLockService();
         TransactionService transactionService = serviceRegistry.getTransactionService();
         DictionaryService dictionaryService = serviceRegistry.getDictionaryService();
-        ContentDataDAO contentDataDAO = (ContentDataDAO) ctx.getBean("contentDataDAO");
+        contentDataDAO = (ContentDataDAO) ctx.getBean("contentDataDAO");
         
         // we need a store
         store = (ContentStore) ctx.getBean("fileContentStore");
@@ -506,6 +511,96 @@ public class ContentStoreCleanerTest extends TestCase
         cleaner.execute();
     }
 
+    public void testMNT_12150()
+    {
+        eagerCleaner.setEagerOrphanCleanup(false);
+        
+        // create content with binary data and delete it in the same transaction
+        final StoreRef storeRef = nodeService.createStore("test", getName() + "-" + GUID.generate());
+        RetryingTransactionCallback<ContentData> prepareCallback = new RetryingTransactionCallback<ContentData>()
+        {
+            public ContentData execute() throws Throwable
+            {
+                // Create some content
+                NodeRef rootNodeRef = nodeService.getRootNode(storeRef);
+                Map<QName, Serializable> properties = new HashMap<QName, Serializable>(13);
+                properties.put(ContentModel.PROP_NAME, (Serializable)"test.txt");
+                NodeRef contentNodeRef = nodeService.createNode(
+                        rootNodeRef,
+                        ContentModel.ASSOC_CHILDREN,
+                        ContentModel.ASSOC_CHILDREN,
+                        ContentModel.TYPE_CONTENT,
+                        properties).getChildRef();
+                ContentWriter writer = contentService.getWriter(contentNodeRef, ContentModel.PROP_CONTENT, true);
+                writer.setMimetype(MimetypeMap.MIMETYPE_TEXT_PLAIN);
+                writer.putContent("INITIAL CONTENT");
+                ContentData contentData = writer.getContentData();
+               
+                // Delete the first node, bypassing archive
+                nodeService.addAspect(contentNodeRef, ContentModel.ASPECT_TEMPORARY, null);
+                nodeService.deleteNode(contentNodeRef);
+
+                // Done
+                return contentData;
+            }
+        };
+        ContentData contentData = transactionService.getRetryingTransactionHelper().doInTransaction(prepareCallback);
+        
+        List<ContentStore> stores = new ArrayList<ContentStore>(2);
+        stores.add(store);
+        
+        // add another store which doesn't support any content url format 
+        stores.add(new FileContentStore(ctx, store.getRootLocation())
+        {
+            @Override
+            public boolean isContentUrlSupported(String contentUrl)
+            {
+                return false;
+            }
+        });
+
+        // configure cleaner to keep failed orphaned content urls
+        eagerCleaner.setStores(stores);
+        eagerCleaner.setListeners(Collections.<ContentStoreCleanerListener>emptyList());
+        cleaner.setProtectDays(0);
+        cleaner.setDeletionFailureAction(DeleteFailureAction.KEEP_URL);
+        
+        // fire the cleaner
+        cleaner.execute();
+        
+        // Go through the orphaned urls again
+        final TreeMap<Long, String> keptUrlsById = new TreeMap<Long, String>();
+        final ContentUrlHandler contentUrlHandler = new ContentUrlHandler()
+        {
+            @Override
+            public void handle(Long id, String contentUrl, Long orphanTime)
+            {
+                keptUrlsById.put(id, contentUrl);
+            }
+        };
+        
+        // look for any kept urls in database
+        RetryingTransactionCallback<Void> testCallback = new RetryingTransactionCallback<Void>()
+        {
+            public Void execute() throws Throwable
+            {
+                contentDataDAO.getContentUrlsKeepOrphaned(contentUrlHandler, 1000);
+                return null;
+            }
+        };
+        
+        transactionService.getRetryingTransactionHelper().doInTransaction(testCallback);
+        
+        // check that orphaned url was deleted
+        for (String url : keptUrlsById.values())
+        {
+            if (url.equalsIgnoreCase(contentData.getContentUrl()))
+            {
+                fail("Failed to cleanup orphaned content: " + contentData.getContentUrl());
+            }
+        }
+    }
+
     private class DummyCleanerListener implements ContentStoreCleanerListener
     {
         public void beforeDelete(ContentStore store, String contentUrl) throws ContentIOException