diff --git a/htroot/Blog.java b/htroot/Blog.java
index 74474b5e0..ef2654539 100644
--- a/htroot/Blog.java
+++ b/htroot/Blog.java
@@ -107,7 +107,7 @@ public class Blog {
         
         if(!hasRights){
             final userDB.Entry userentry = switchboard.userDB.proxyAuth((String)header.get("Authorization", "xxxxxx"));
-            if(userentry != null && userentry.hasBlogRight()){
+            if(userentry != null && userentry.hasRight(userDB.Entry.BLOG_RIGHT)){
                 hasRights=true;
             } else if(post.containsKey("login")) {
                 //opens login window if login link is clicked - contrib [MN]
diff --git a/htroot/BlogComments.java b/htroot/BlogComments.java
index 1f84494e4..ebc8a2ee8 100644
--- a/htroot/BlogComments.java
+++ b/htroot/BlogComments.java
@@ -92,7 +92,7 @@ public class BlogComments {
 
         if(!hasRights){
             userDB.Entry userentry = switchboard.userDB.proxyAuth((String)header.get("Authorization", "xxxxxx"));
-            if(userentry != null && userentry.hasBlogRight()){
+            if(userentry != null && userentry.hasRight(userDB.Entry.BLOG_RIGHT)){
                 hasRights=true;
             }
             //opens login window if login link is clicked - contrib [MN]
diff --git a/htroot/htdocsdefault/dir.java b/htroot/htdocsdefault/dir.java
index c0528e2af..613d9a70e 100644
--- a/htroot/htdocsdefault/dir.java
+++ b/htroot/htdocsdefault/dir.java
@@ -128,9 +128,9 @@ public class dir {
             uploadAuthorization = (adminAuthorization ||(uploadAccountBase64MD5.length() != 0 && uploadAccountBase64MD5.equals(authorizationMD5)));
             downloadAuthorization = (adminAuthorization || uploadAuthorization || downloadAccountBase64MD5.length() == 0 || downloadAccountBase64MD5.equals(authorizationMD5));
         }else{ //userDB
-            adminAuthorization=entry.hasAdminRight();
-            uploadAuthorization=entry.hasUploadRight();
-            downloadAuthorization=entry.hasDownloadRight();
+            adminAuthorization=entry.hasRight(userDB.Entry.ADMIN_RIGHT);
+            uploadAuthorization=entry.hasRight(userDB.Entry.UPLOAD_RIGHT);
+            downloadAuthorization=entry.hasRight(userDB.Entry.DOWNLOAD_RIGHT);
         }
 
         // do authentitcate processes by triggering the http authenticate method
diff --git a/source/de/anomic/kelondro/kelondroFlexTable.java b/source/de/anomic/kelondro/kelondroFlexTable.java
index fe84a4a35..a076d0373 100644
--- a/source/de/anomic/kelondro/kelondroFlexTable.java
+++ b/source/de/anomic/kelondro/kelondroFlexTable.java
@@ -72,7 +72,7 @@ public class kelondroFlexTable extends kelondroFlexWidthArray implements kelondr
         long start = System.currentTimeMillis();
 
         
-        if (serverMemory.available(neededRAM, true)) {
+        if (serverMemory.request(neededRAM, true)) {
         	// we can use a RAM index
         	
         	if (indexfile.exists()) {
diff --git a/source/de/anomic/ymage/ymageMatrix.java b/source/de/anomic/ymage/ymageMatrix.java
index baf6d0ee9..e71a3c0bd 100644
--- a/source/de/anomic/ymage/ymageMatrix.java
+++ b/source/de/anomic/ymage/ymageMatrix.java
@@ -84,7 +84,7 @@ public class ymageMatrix /*implements Cloneable*/ {
     }
     
     public ymageMatrix(int width, int height, long backgroundColor) {
-        if (!(serverMemory.available(1024 * 1024 + 3 * width * height, true))) throw new RuntimeException("ymage: not enough memory (" + serverMemory.available() + ") available");
+        if (!(serverMemory.request(1024 * 1024 + 3 * width * height, false))) throw new RuntimeException("ymage: not enough memory (" + serverMemory.available() + ") available");
         this.width = width;
         this.height = height;
         this.defaultCol = new int[]{0xFF, 0xFF, 0xFF};