diff --git a/htroot/CrawlProfileEditor_p.java b/htroot/CrawlProfileEditor_p.java
index 0f0691065..0200322d5 100644
--- a/htroot/CrawlProfileEditor_p.java
+++ b/htroot/CrawlProfileEditor_p.java
@@ -152,7 +152,7 @@ public class CrawlProfileEditor_p {
             prop.put("edit_entries_" + count + "_readonly_label", ee.label);
             prop.put("edit_entries_" + count + "_readonly_type", ee.type);
             if (ee.type == eentry.BOOLEAN) {
-                prop.put("edit_entries_" + count + "_readonly_type_checked", Boolean.parseBoolean((String)val) ? 1 : 0);
+                prop.put("edit_entries_" + count + "_readonly_type_checked", Boolean.getBoolean((String)val) ? 1 : 0);
             } else {
                 prop.put("edit_entries_" + count + "_readonly_type_value", val);
             }
diff --git a/source/de/anomic/kelondro/kelondroException.java b/source/de/anomic/kelondro/kelondroException.java
index 4715d28f7..44d93bd17 100644
--- a/source/de/anomic/kelondro/kelondroException.java
+++ b/source/de/anomic/kelondro/kelondroException.java
@@ -1,11 +1,16 @@
 // kelondroException.java
 // -----------------------
-// part of The Kelondro Database
-// (C) by Michael Peter Christen; mc@anomic.de
-// first published on http://www.anomic.de
-// Frankfurt, Germany, 2005
-// last major change: 12.04.2005
+// (C) 2005 by Michael Peter Christen; mc@yacy.net, Frankfurt a. M., Germany
+// first published 12.04.2005 on http://yacy.net
 //
+// This is a part of YaCy, a peer-to-peer based web search engine
+//
+// $LastChangedDate: 2006-04-02 22:40:07 +0200 (So, 02 Apr 2006) $
+// $LastChangedRevision: 1986 $
+// $LastChangedBy: orbiter $
+//
+// LICENSE
+// 
 // This program is free software; you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
 // the Free Software Foundation; either version 2 of the License, or
@@ -19,25 +24,6 @@
 // You should have received a copy of the GNU General Public License
 // along with this program; if not, write to the Free Software
 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
-//
-// Using this software in any meaning (reading, learning, copying, compiling,
-// running) means that you agree that the Author(s) is (are) not responsible
-// for cost, loss of data or any harm that may be caused directly or indirectly
-// by usage of this softare or this documentation. The usage of this software
-// is on your own risk. The installation and usage (starting/running) of this
-// software may allow other people or application to access your computer and
-// any attached devices and is highly dependent on the configuration of the
-// software which must be done by the user of the software; the author(s) is
-// (are) also not responsible for proper configuration and usage of the
-// software, even if provoked by documentation provided together with
-// the software.
-//
-// Any changes to this file according to the GPL as documented in the file
-// gpl.txt aside this file in the shipment you received can be done to the
-// lines that follows this copyright notice here, but changes must not be
-// done inside the copyright notive above. A re-distribution must contain
-// the intact and unchanged copyright notice.
-// Contributions and changes to the program code must be marked as such.
 
 package de.anomic.kelondro;
 
diff --git a/source/de/anomic/kelondro/kelondroRowCollection.java b/source/de/anomic/kelondro/kelondroRowCollection.java
index fc017a5ab..3e0c58c77 100644
--- a/source/de/anomic/kelondro/kelondroRowCollection.java
+++ b/source/de/anomic/kelondro/kelondroRowCollection.java
@@ -173,13 +173,65 @@ public class kelondroRowCollection {
         return this.rowdef;
     }
     
+    private static final Object[] arraydepot = new Object[]{new byte[0]};
+    
     private final void ensureSize(int elements) {
         int needed = elements * rowdef.objectsize();
         if (chunkcache.length >= needed) return;
-        byte[] newChunkcache = new byte[(int) (needed * growfactor)]; // increase space
-        System.arraycopy(chunkcache, 0, newChunkcache, 0, chunkcache.length);
-        chunkcache = newChunkcache;
-        newChunkcache = null;
+        long neededRAM = (long) (needed * growfactor);
+        long availableRAM = serverMemory.available();
+        //if ((safemode) && (neededRAM > availableRAM)) throw new kelondroMemoryProtectionException("rowCollection temporary chunkcache", neededRAM, availableRAM);
+
+        if (neededRAM > availableRAM) {
+        	// go into safe mode: use the arraydepot
+        	synchronized (arraydepot) {
+        		if (((byte[]) arraydepot[0]).length >= neededRAM) {
+        			System.out.println("ensureSize case 1");
+        			// use the depot to increase the chunkcache
+        			byte[] newChunkcache = (byte[]) arraydepot[0];
+                	System.arraycopy(chunkcache, 0, newChunkcache, 0, chunkcache.length);
+                	// safe the chunkcache for later use in arraydepot
+                	arraydepot[0] = chunkcache;
+                	chunkcache = newChunkcache;
+                	newChunkcache = null;
+        		} else {
+        			System.out.println("ensureSize case 2");
+        			// this is the critical part: we need more RAM.
+        			// do a buffering using the arraydepot
+        			byte[] buffer0 = (byte[]) arraydepot[0];
+        			byte[] buffer1 = new byte[chunkcache.length - buffer0.length];
+                	// first copy the previous chunkcache to the two buffers
+        			System.arraycopy(chunkcache, 0, buffer0, 0, buffer0.length);
+        			System.arraycopy(chunkcache, buffer0.length, buffer1, 0, buffer1.length);
+        			// then free the previous chunkcache and replace it with a new array at target size
+        			chunkcache = null; // hand this over to GC
+        			chunkcache = new byte[(int) neededRAM];
+        			System.arraycopy(buffer0, 0, chunkcache, 0, buffer0.length);
+        			System.arraycopy(buffer1, 0, chunkcache, buffer0.length, buffer1.length);
+        			// then move the bigger buffer into the arraydepot
+        			if (buffer0.length > buffer1.length) {
+        				arraydepot[0] = buffer0;
+        			} else {
+        				arraydepot[1] = buffer1;
+        			}
+        			buffer0 = null;
+    				buffer1 = null;
+        		}
+        	}
+        } else {
+        	// there is enough memory available
+        	byte[] newChunkcache = new byte[(int) neededRAM]; // increase space
+        	System.arraycopy(chunkcache, 0, newChunkcache, 0, chunkcache.length);
+        	// safe the chunkcache for later use in arraydepot
+        	synchronized (arraydepot) {
+        		if (((byte[]) arraydepot[0]).length < chunkcache.length) {
+        			System.out.println("ensureSize case 0");
+        			arraydepot[0] = chunkcache;
+        		}
+        	}
+        	chunkcache = newChunkcache;
+        	newChunkcache = null;
+        }
     }
     /*
     private static final Object[] arraydepot = new Object[]{new byte[0]};
diff --git a/source/de/anomic/server/serverMemory.java b/source/de/anomic/server/serverMemory.java
index 18ba02c04..d5e711895 100644
--- a/source/de/anomic/server/serverMemory.java
+++ b/source/de/anomic/server/serverMemory.java
@@ -1,14 +1,14 @@
 // serverMemory.java
 // -------------------------------------------
-// (C) by Michael Peter Christen; mc@anomic.de
-// first published on http://www.anomic.de
-// Frankfurt, Germany, 2005
-// Created 22.09.2005
+// (C) 2005 by Michael Peter Christen; mc@yacy.net, Frankfurt a. M., Germany
+// first published 22.09.2005 on http://yacy.net
 //
 // $LastChangedDate: 2005-09-21 16:21:45 +0200 (Wed, 21 Sep 2005) $
 // $LastChangedRevision: 763 $
 // $LastChangedBy: orbiter $
 //
+// LICENSE
+// 
 // This program is free software; you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
 // the Free Software Foundation; either version 2 of the License, or
@@ -22,25 +22,6 @@
 // You should have received a copy of the GNU General Public License
 // along with this program; if not, write to the Free Software
 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
-//
-// Using this software in any meaning (reading, learning, copying, compiling,
-// running) means that you agree that the Author(s) is (are) not responsible
-// for cost, loss of data or any harm that may be caused directly or indirectly
-// by usage of this softare or this documentation. The usage of this software
-// is on your own risk. The installation and usage (starting/running) of this
-// software may allow other people or application to access your computer and
-// any attached devices and is highly dependent on the configuration of the
-// software which must be done by the user of the software; the author(s) is
-// (are) also not responsible for proper configuration and usage of the
-// software, even if provoked by documentation provided together with
-// the software.
-//
-// Any changes to this file according to the GPL as documented in the file
-// gpl.txt aside this file in the shipment you received can be done to the
-// lines that follows this copyright notice here, but changes must not be
-// done inside the copyright notive above. A re-distribution must contain
-// the intact and unchanged copyright notice.
-// Contributions and changes to the program code must be marked as such.
 
 
 package de.anomic.server;