diff -Nur smeserver-roundcube-1.2/root/etc/e-smith/db/configuration/defaults/roundcube/PluginsList smeserver-roundcube-1.2.new/root/etc/e-smith/db/configuration/defaults/roundcube/PluginsList
--- smeserver-roundcube-1.2/root/etc/e-smith/db/configuration/defaults/roundcube/PluginsList	2015-04-02 02:05:54.000000000 +0200
+++ smeserver-roundcube-1.2.new/root/etc/e-smith/db/configuration/defaults/roundcube/PluginsList	2015-09-30 22:19:10.852862128 +0200
@@ -1 +1 @@
-globaladdressbook,calendar,libcalendaring,contextmenu,markasjunk2,vcard_attachments,newmail_notifier,emoticons,tasklist,sieverules
+globaladdressbook,contextmenu,markasjunk2,vcard_attachments,newmail_notifier,emoticons,sieverules
diff -Nur smeserver-roundcube-1.2/root/etc/e-smith/db/configuration/migrate/80roundcube_Plugins_Migration smeserver-roundcube-1.2.new/root/etc/e-smith/db/configuration/migrate/80roundcube_Plugins_Migration
--- smeserver-roundcube-1.2/root/etc/e-smith/db/configuration/migrate/80roundcube_Plugins_Migration	2015-04-02 02:05:54.000000000 +0200
+++ smeserver-roundcube-1.2.new/root/etc/e-smith/db/configuration/migrate/80roundcube_Plugins_Migration	2015-09-30 22:18:05.801160923 +0200
@@ -20,4 +20,25 @@
         $plugins =~ s/,carddav//g;
         $cdb->set_prop('roundcube','PluginsList',"$plugins");
         }
+
+#remove calendar
+   if ($plugins =~ 'calendar')
+        {
+        $plugins =~ s/,calendar//g;
+        $cdb->set_prop('roundcube','PluginsList',"$plugins");
+        }
+
+#remove libcalendaring
+   if ($plugins =~ 'libcalendaring')
+        {
+        $plugins =~ s/,libcalendaring//g;
+        $cdb->set_prop('roundcube','PluginsList',"$plugins");
+        }
+
+#remove tasklist
+   if ($plugins =~ 'tasklist')
+        {
+        $plugins =~ s/,tasklist//g;
+        $cdb->set_prop('roundcube','PluginsList',"$plugins");
+        }
 }
diff -Nur smeserver-roundcube-1.2/root/etc/e-smith/templates/etc/e-smith/sql/init/80roundcube smeserver-roundcube-1.2.new/root/etc/e-smith/templates/etc/e-smith/sql/init/80roundcube
--- smeserver-roundcube-1.2/root/etc/e-smith/templates/etc/e-smith/sql/init/80roundcube	2015-04-02 02:05:54.000000000 +0200
+++ smeserver-roundcube-1.2.new/root/etc/e-smith/templates/etc/e-smith/sql/init/80roundcube	2015-09-30 22:18:05.803161069 +0200
@@ -5,9 +5,10 @@
     $OUT .= <<END
 #! /bin/sh
     if [ -d /var/lib/mysql/$db ]; then
-    /usr/bin/mysql  $db < /usr/share/roundcubemail/plugins/calendar/drivers/database/SQL/mysql.initial.sql
-    /usr/bin/mysql  $db < /usr/share/roundcubemail/plugins/calendar/drivers/kolab/SQL/mysql.initial.sql
-    /usr/bin/mysql  $db < /usr/share/roundcubemail/plugins/tasklist/drivers/database/SQL/mysql.initial.sql
+#these plugins are no more in the core
+#    /usr/bin/mysql  $db < /usr/share/roundcubemail/plugins/calendar/drivers/database/SQL/mysql.initial.sql
+#    /usr/bin/mysql  $db < /usr/share/roundcubemail/plugins/calendar/drivers/kolab/SQL/mysql.initial.sql
+#    /usr/bin/mysql  $db < /usr/share/roundcubemail/plugins/tasklist/drivers/database/SQL/mysql.initial.sql
     exit
     fi
     /usr/bin/mysql <<EOF
@@ -19,8 +20,10 @@
             IDENTIFIED BY '$pass';
     flush privileges;
 EOF
-    /usr/bin/mysql  $db < /usr/share/roundcubemail/plugins/calendar/drivers/database/SQL/mysql.initial.sql
-    /usr/bin/mysql  $db < /usr/share/roundcubemail/plugins/calendar/drivers/kolab/SQL/mysql.initial.sql
-    /usr/bin/mysql  $db < /usr/share/roundcubemail/plugins/tasklist/drivers/database/SQL/mysql.initial.sql
+
+#these plugins are no more in the core
+#    /usr/bin/mysql  $db < /usr/share/roundcubemail/plugins/calendar/drivers/database/SQL/mysql.initial.sql
+#    /usr/bin/mysql  $db < /usr/share/roundcubemail/plugins/calendar/drivers/kolab/SQL/mysql.initial.sql
+#    /usr/bin/mysql  $db < /usr/share/roundcubemail/plugins/tasklist/drivers/database/SQL/mysql.initial.sql
 END
 }