diff --git a/htroot/HostBrowser.html b/htroot/HostBrowser.html
index 0f68d2d4b..f4c78e02f 100644
--- a/htroot/HostBrowser.html
+++ b/htroot/HostBrowser.html
@@ -75,8 +75,11 @@ function updatepage(str) {
     <fieldset class="yacys">
       Host/URL: 
       <input id="search" type="text" name="path" value="#[path]#" size="80" maxlength="250" />
-      <input type="submit" name="list" value="Browse Host" class="submitready" style="width:240px;"/>
-      #(delete)#::<input type="submit" name="delete" value="Delete Subpath" class="submitready" style="width:240px;" onclick="return confirm('Confirm Deletion')"/>#(/delete)#
+      <input type="submit" name="list" value="Browse Host" class="submitready" style="width:160px;"/>
+      #(delete)#::
+      <input type="submit" name="delete" value="Delete Subpath" class="submitready" style="width:160px;" onclick="return confirm('Confirm Deletion')"/>
+      <input type="submit" name="reload404" value="Re-Load 404" class="submitready" style="width:160px;"/>
+      #(/delete)#
       <br />
       <div id="searchresults"></div>
     </fieldset>
@@ -88,14 +91,15 @@ function updatepage(str) {
       #{list}#
       <div style="float:left; padding:1px 5px 1px 5px;">
         <div style="width:180px; text-align:left; float: left; white-space:nowrap; overflow:hidden;"><div id="info"><img src="/env/grafics/#(type)#invisible.png::burn-e.gif::construction.gif#(/type)#" align="left" width="12" height="8">&nbsp;<a href="/HostBrowser.html?path=#[host]#&facetcount=#[count]#">#[host]#</a></div></div>
-        <div style="width:120px; text-align:right; float: left; white-space:nowrap; overflow:hidden;"><span class="commit">#[count]#</span>#(crawler)#::/<span class="pending">#[pending]#</span>#(/crawler)##(errors)#::/<span class="error">#[exclcount]#/#[failcount]#</span>#(/errors)# URLs</div>
+        <div style="width:120px; text-align:right; float: left; white-space:nowrap; overflow:hidden;"><span class="commit">#[count]#</span>#(crawler)#::/<span class="pending">#[pending]#</span>#(/crawler)##(errors)#::/<span class="info">#[exclcount]#</span>/<span class="error">#[failcount]#</span>#(/errors)# URLs</div>
       </div>
       #{/list}#
       <div style="clear:both; float:left; padding:10px 5px 1px 5px;">
         <div style="float:left;clear:both;">Count Colors:</div>
         <div class="commit" style="float:left;">&nbsp;&nbsp;&nbsp;Documents without Errors</div>
         <div class="pending" style="float:left;">&nbsp;&nbsp;&nbsp;Pending in Crawler</div>
-        <div class="error" style="float:left;">&nbsp;&nbsp;&nbsp;Load Errors (exclusion/failure)</div>
+        <div class="info" style="float:left;">&nbsp;&nbsp;&nbsp;Crawler Excludes</div>
+        <div class="error" style="float:left;">&nbsp;&nbsp;&nbsp;Load Errors</div>
         </div>
     </fieldset>
     #(/hosts)#
diff --git a/htroot/HostBrowser.java b/htroot/HostBrowser.java
index e8c2ba3b9..ddfba504e 100644
--- a/htroot/HostBrowser.java
+++ b/htroot/HostBrowser.java
@@ -21,15 +21,18 @@
 import java.io.IOException;
 import java.net.MalformedURLException;
 import java.util.ArrayList;
+import java.util.Collection;
 import java.util.Date;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Iterator;
+import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
 import java.util.TreeMap;
 import java.util.concurrent.BlockingQueue;
+import java.util.regex.Pattern;
 
 import org.apache.solr.common.SolrDocument;
 
@@ -45,6 +48,7 @@ import net.yacy.cora.sorting.ReversibleScoreMap;
 import net.yacy.cora.storage.HandleSet;
 import net.yacy.cora.util.ConcurrentLog;
 import net.yacy.crawler.HarvestProcess;
+import net.yacy.crawler.data.CrawlProfile;
 import net.yacy.crawler.data.NoticedURL.StackType;
 import net.yacy.crawler.retrieval.Request;
 import net.yacy.kelondro.data.meta.URIMetadataNode;
@@ -53,6 +57,7 @@ import net.yacy.search.Switchboard;
 import net.yacy.search.index.Fulltext;
 import net.yacy.search.index.Segment.ReferenceReport;
 import net.yacy.search.index.Segment.ReferenceReportCache;
+import net.yacy.search.query.QueryParams;
 import net.yacy.search.schema.CollectionSchema;
 import net.yacy.server.serverObjects;
 import net.yacy.server.serverSwitch;
@@ -62,10 +67,10 @@ public class HostBrowser {
     final static long TIMEOUT = 10000L;
     
     public static enum StoreType {
-        LINK, INDEX, EXCLUDED, FAILED;
+        LINK, INDEX, EXCLUDED, FAILED, RELOAD;
     }
     
-    @SuppressWarnings("deprecation")
+    @SuppressWarnings({ "deprecation", "unchecked" })
     public static serverObjects respond(final RequestHeader header, final serverObjects post, final serverSwitch env) {
         // return variable that accumulates replacements
         final Switchboard sb = (Switchboard) env;
@@ -223,10 +228,15 @@ public class HostBrowser {
         
         if (path.length() > 0) {
             boolean delete = false;
+            boolean reload404 = false;
             if (admin && post.containsKey("delete")) {
                 // delete the complete path!! That includes everything that matches with this prefix.
                 delete = true;
             }
+            if (admin && post.containsKey("reload404")) {
+                // try to re-load all urls that have load errors and matches with this prefix.
+                reload404 = true;
+            }
             int facetcount=post.getInt("facetcount", 0);
             boolean complete = post.getBoolean("complete");
             if (complete) { // we want only root paths for complete lists
@@ -289,8 +299,10 @@ public class HostBrowser {
                 Map<String, InfoCacheEntry> infoCache = new HashMap<String, InfoCacheEntry>();
                 int hostsize = 0;
                 final List<String> deleteIDs = new ArrayList<String>();
+                final Collection<String> reloadURLs = new ArrayList<String>();
+                final Set<String> reloadURLCollection = new HashSet<String>();
                 long timeoutList = System.currentTimeMillis() + TIMEOUT;
-                long timeoutReferences = System.currentTimeMillis() + 3000;
+                long timeoutReferences = System.currentTimeMillis() + 6000;
                 ReferenceReportCache rrCache = sb.index.getReferenceReportCache();
                 while ((doc = docs.take()) != AbstractSolrConnector.POISON_DOCUMENT) {
                     String u = (String) doc.getFieldValue(CollectionSchema.sku.getSolrFieldName());
@@ -302,10 +314,19 @@ public class HostBrowser {
                         if (delete) {
                             deleteIDs.add(ids);
                         } else {
-                            if (error == null) storedDocs.add(u); else if (admin) errorDocs.put(u, error);
+                            if (error == null) storedDocs.add(u); else {
+                                if (reload404 && error == FailType.fail) {
+                                    ArrayList<String> collections = (ArrayList<String>) doc.getFieldValue(CollectionSchema.collection_sxt.getSolrFieldName());
+                                    if (collections != null) reloadURLCollection.addAll(collections);
+                                    reloadURLs.add(u);
+                                }
+                                if (admin) errorDocs.put(u, error);
+                            }
                         }
                     } else if (complete) {
-                        if (error == null) storedDocs.add(u); else if (admin) errorDocs.put(u, error);
+                        if (error == null) storedDocs.add(u); else {
+                            if (admin) errorDocs.put(u, error);
+                        }
                     }
                     if ((complete || u.startsWith(path)) && !storedDocs.contains(u)) inboundLinks.add(u); // add the current link
                     if (error == null) {
@@ -337,6 +358,11 @@ public class HostBrowser {
                     if (System.currentTimeMillis() > timeoutList) break;
                 }
                 if (deleteIDs.size() > 0) sb.remove(deleteIDs);
+                if (reloadURLs.size() > 0) {
+                    final Map<String, Pattern> cm = new LinkedHashMap<String, Pattern>();
+                    for (String collection: reloadURLCollection) cm.put(collection, QueryParams.catchall_pattern);
+                    sb.reload(reloadURLs, cm.size() > 0 ? cm : CrawlProfile.collectionParser("user"), false);
+                }
                 
                 // collect from crawler
                 List<Request> domainStackReferences = (admin) ? sb.crawlQueues.noticeURL.getDomainStackReferences(StackType.LOCAL, host, 1000, 3000) : new ArrayList<Request>(0);
@@ -373,17 +399,17 @@ public class HostBrowser {
                             String dir = path + remainingPath;
                             Object c = list.get(dir);
                             if (c == null) {
-                                int[] linkedStoredIncrawlerError = new int[]{0,0,0,0};
+                                int[] linkedStoredIncrawlerError = new int[]{0,0,0,0,0};
                                 if (type == StoreType.LINK) linkedStoredIncrawlerError[0]++;
                                 if (type == StoreType.INDEX) linkedStoredIncrawlerError[1]++;
                                 if (loadingLinks.contains(entry.getKey())) linkedStoredIncrawlerError[2]++;
-                                if (errorDocs.containsKey(entry.getKey())) linkedStoredIncrawlerError[3]++;
+                                if (errorDocs.containsKey(entry.getKey())) linkedStoredIncrawlerError[errorDocs.get(entry.getKey()) == FailType.excl ? 3 : 4]++;
                                 list.put(dir, linkedStoredIncrawlerError);
                             } else if (c instanceof int[]) {
                                 if (type == StoreType.LINK) ((int[]) c)[0]++;
                                 if (type == StoreType.INDEX) ((int[]) c)[1]++;
                                 if (loadingLinks.contains(entry.getKey())) ((int[]) c)[2]++;
-                                if (errorDocs.containsKey(entry.getKey())) ((int[]) c)[3]++;
+                                if (errorDocs.containsKey(entry.getKey())) ((int[]) c)[errorDocs.get(entry.getKey()) == FailType.excl ? 3 : 4]++;
                             }
                         }
                     }
@@ -403,13 +429,14 @@ public class HostBrowser {
                         int linked = ((int[]) entry.getValue())[0];
                         int stored = ((int[]) entry.getValue())[1];
                         int crawler = ((int[]) entry.getValue())[2];
-                        int error = ((int[]) entry.getValue())[3];
+                        int excl = ((int[]) entry.getValue())[3];
+                        int error = ((int[]) entry.getValue())[4];
                         prop.put("files_list_" + c + "_type_stored", stored);
                         prop.put("files_list_" + c + "_type_linked", linked);
                         prop.put("files_list_" + c + "_type_pendingVisible", crawler > 0 ? 1 : 0);
                         prop.put("files_list_" + c + "_type_pending", crawler);
-                        prop.put("files_list_" + c + "_type_excludedVisible", 0);
-                        prop.put("files_list_" + c + "_type_excluded", 0);
+                        prop.put("files_list_" + c + "_type_excludedVisible", excl > 0 ? 1 : 0);
+                        prop.put("files_list_" + c + "_type_excluded", excl);
                         prop.put("files_list_" + c + "_type_failedVisible", error > 0 ? 1 : 0);
                         prop.put("files_list_" + c + "_type_failed", error);
                         if (++c >= maxcount) break;
@@ -443,7 +470,7 @@ public class HostBrowser {
                                 } else {
                                     String ids = ASCII.String(uri.hash());
                                     InfoCacheEntry ice = infoCache.get(ids);
-                                    prop.put("files_list_" + c + "_type_stored_error", failType == FailType.excl ? "excluded from indexing" : "load fail; " + ice.toString());
+                                    prop.put("files_list_" + c + "_type_stored_error", failType == FailType.excl ? "excluded from indexing" : "load fail" + (ice == null ? "" : "; " + ice.toString()));
                                 }
                             }
                             if (loadRight) {
diff --git a/htroot/Load_RSS_p.java b/htroot/Load_RSS_p.java
index dae006c19..d0d3b5b33 100644
--- a/htroot/Load_RSS_p.java
+++ b/htroot/Load_RSS_p.java
@@ -304,7 +304,7 @@ public class Load_RSS_p {
                     ConcurrentLog.logException(e);
                 }
             }
-            sb.addToIndex(list, null, null, collections);
+            sb.addToIndex(list, null, null, collections, true);
         }
 
         if (rss != null && post.containsKey("indexAllItemContent")) {
diff --git a/htroot/env/base.css b/htroot/env/base.css
index 743faa3f3..aa438b5d8 100644
--- a/htroot/env/base.css
+++ b/htroot/env/base.css
@@ -1030,9 +1030,6 @@ div#info:hover span {
   z-index: 100;
  }
  
-.info {
-  float:left;
-} 
 
 .info span {
   display: none;
diff --git a/source/net/yacy/crawler/retrieval/RSSLoader.java b/source/net/yacy/crawler/retrieval/RSSLoader.java
index 039483386..470ffd99d 100644
--- a/source/net/yacy/crawler/retrieval/RSSLoader.java
+++ b/source/net/yacy/crawler/retrieval/RSSLoader.java
@@ -114,7 +114,7 @@ public class RSSLoader extends Thread {
             indexTriggered.insertIfAbsent(ASCII.getBytes(e.getKey()), new Date());
             loadCount++;
         }
-        sb.addToIndex(list, null, null, collections);
+        sb.addToIndex(list, null, null, collections, true);
         // update info for loading
 
         try {
diff --git a/source/net/yacy/search/Switchboard.java b/source/net/yacy/search/Switchboard.java
index 0ae180ce0..8e8df2174 100644
--- a/source/net/yacy/search/Switchboard.java
+++ b/source/net/yacy/search/Switchboard.java
@@ -2902,7 +2902,8 @@ public final class Switchboard extends serverSwitch {
         final Map<DigestURL, String> links,
         final SearchEvent searchEvent,
         final String heuristicName,
-        final Map<String, Pattern> collections) {
+        final Map<String, Pattern> collections,
+        final boolean doublecheck) {
 
         List<DigestURL> urls = new ArrayList<DigestURL>();
         // add the landing page to the index. should not load that again since it should be in the cache
@@ -2922,19 +2923,39 @@ public final class Switchboard extends serverSwitch {
         for (final Map.Entry<DigestURL, String> entry : links.entrySet()) {
             urls.add(new DigestURL(entry.getKey(), (byte[]) null));
         }
-        addToIndex(urls, searchEvent, heuristicName, collections);
+        addToIndex(urls, searchEvent, heuristicName, collections, doublecheck);
+    }
+    
+    public void reload(final Collection<String> reloadURLStrings, final Map<String, Pattern> collections, final boolean doublecheck) {
+        final Collection<DigestURL> reloadURLs = new ArrayList<DigestURL>(reloadURLStrings.size());
+        Collection<String> deleteIDs = new ArrayList<String>(reloadURLStrings.size());
+        for (String u: reloadURLStrings) {
+            DigestURL url;
+            try {
+                url = new DigestURL(u);
+                reloadURLs.add(url);
+                deleteIDs.add(ASCII.String(url.hash()));
+            } catch (MalformedURLException e) {
+            }
+        }
+        remove(deleteIDs);
+        if (doublecheck) this.index.fulltext().commit(false); // if not called here the double-cgeck in addToIndex will reject the indexing
+        addToIndex(reloadURLs, null, null, collections, doublecheck);
     }
 
     public void remove(final Collection<String> deleteIDs) {
         this.index.fulltext().remove(deleteIDs);
         for (String id: deleteIDs) {
-            this.crawlQueues.removeURL(ASCII.getBytes(id));
+            byte[] idh = ASCII.getBytes(id);
+            this.crawlQueues.removeURL(idh);
+            try {Cache.delete(idh);} catch (IOException e) {}
         }
     }
     
     public void remove(final byte[] urlhash) {
         this.index.fulltext().remove(urlhash);
         this.crawlQueues.removeURL(urlhash);
+        try {Cache.delete(urlhash);} catch (IOException e) {}
     }
 
     public void stackURLs(Set<DigestURL> rootURLs, final CrawlProfile profile, final Set<DigestURL> successurls, final Map<DigestURL,String> failurls) {
@@ -3083,17 +3104,17 @@ public final class Switchboard extends serverSwitch {
      * @throws IOException
      * @throws Parser.Failure
      */
-    public void addToIndex(final Collection<DigestURL> urls, final SearchEvent searchEvent, final String heuristicName, final Map<String, Pattern> collections) {
+    public void addToIndex(final Collection<DigestURL> urls, final SearchEvent searchEvent, final String heuristicName, final Map<String, Pattern> collections, boolean doublecheck) {
         Map<String, DigestURL> urlmap = new HashMap<String, DigestURL>();
         for (DigestURL url: urls) urlmap.put(ASCII.String(url.hash()), url);
         if (searchEvent != null) {
             for (String id: urlmap.keySet()) searchEvent.addHeuristic(ASCII.getBytes(id), heuristicName, true);
         }
-        final Set<String> existing = this.index.exists(urlmap.keySet());
+        final Set<String> existing = doublecheck ? this.index.exists(urlmap.keySet()) : null;
         final List<Request> requests = new ArrayList<Request>();
         for (Map.Entry<String, DigestURL> e: urlmap.entrySet()) {
             final String urlName = e.getValue().toNormalform(true);
-            if (existing.contains(e.getKey())) {
+            if (doublecheck && existing.contains(e.getKey())) {
                 this.log.info("addToIndex: double " + urlName);
                 continue;
             }
@@ -3493,7 +3514,7 @@ public final class Switchboard extends serverSwitch {
                         }
 
                         // add all pages to the index
-                        addAllToIndex(url, links, searchEvent, "site", CrawlProfile.collectionParser("site"));
+                        addAllToIndex(url, links, searchEvent, "site", CrawlProfile.collectionParser("site"), true);
                     }
                 } catch (final Throwable e ) {
                     ConcurrentLog.logException(e);
@@ -3607,7 +3628,7 @@ public final class Switchboard extends serverSwitch {
                             + feedName
                             + "' rss feed");
                         // add all pages to the index
-                        addAllToIndex(null, links, searchEvent, feedName, CrawlProfile.collectionParser("rss"));
+                        addAllToIndex(null, links, searchEvent, feedName, CrawlProfile.collectionParser("rss"), true);
                     }
                 } catch (final Throwable e ) {
                     //Log.logException(e);