diff --git a/htroot/IndexCreateWWWLocalQueue_p.java b/htroot/IndexCreateWWWLocalQueue_p.java
index 2cc1b5caf..55f2c4204 100644
--- a/htroot/IndexCreateWWWLocalQueue_p.java
+++ b/htroot/IndexCreateWWWLocalQueue_p.java
@@ -31,9 +31,9 @@ import java.text.SimpleDateFormat;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.Iterator;
+import java.util.List;
 import java.util.Locale;
 import java.util.Map;
-import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import java.util.regex.PatternSyntaxException;
 
@@ -114,6 +114,7 @@ public class IndexCreateWWWLocalQueue_p {
                             // iterating through the list of URLs
                             final Iterator<Request> iter = sb.crawlQueues.noticeURL.iterator(NoticedURL.STACK_TYPE_CORE);
                             Request entry;
+                            List<byte[]> removehashes = new ArrayList<byte[]>();
                             while (iter.hasNext()) {
                                 if ((entry = iter.next()) == null) continue;
                                 String value = null;
@@ -129,12 +130,11 @@ public class IndexCreateWWWLocalQueue_p {
                                     default: value = null; break location;
                                 }
                                 
-                                if (value != null) {
-                                    final Matcher matcher = compiledPattern.matcher(value);
-                                    if (matcher.find()) {
-                                        sb.crawlQueues.noticeURL.removeByURLHash(entry.url().hash());
-                                    }                                    
-                                }
+                                if (value != null && compiledPattern.matcher(value).find()) removehashes.add(entry.url().hash());
+                            }
+                            Log.logInfo("IndexCreateWWWLocalQueue", "created a remove list with " + removehashes.size() + " entries for pattern '" + pattern + "'");
+                            for (byte[] b: removehashes) {
+                                sb.crawlQueues.noticeURL.removeByURLHash(b);
                             }
                         }
                     } catch (final PatternSyntaxException e) {
diff --git a/source/de/anomic/crawler/Balancer.java b/source/de/anomic/crawler/Balancer.java
index 6ff684db6..ccd27a0c7 100644
--- a/source/de/anomic/crawler/Balancer.java
+++ b/source/de/anomic/crawler/Balancer.java
@@ -592,6 +592,7 @@ public class Balancer {
             try {
                 return (entry == null) ? null : new Request(entry);
             } catch (final IOException e) {
+                Log.logException(e);
                 rowIterator = null;
                 return null;
             }
diff --git a/source/de/anomic/crawler/NoticedURL.java b/source/de/anomic/crawler/NoticedURL.java
index 13cf3dbb1..652552d28 100755
--- a/source/de/anomic/crawler/NoticedURL.java
+++ b/source/de/anomic/crawler/NoticedURL.java
@@ -193,6 +193,7 @@ public class NoticedURL {
             try {return remoteStack.remove(urlHashes) > 0;} catch (final IOException e) {}
             return false;
         } catch (RowSpaceExceededException e) {
+            Log.logException(e);
             return false;
         }
     }