diff --git a/installer/installer.kmdr b/installer/installer.kmdr
index ffe5ec5..a7c7196 100755
--- a/installer/installer.kmdr
+++ b/installer/installer.kmdr
@@ -1598,26 +1598,44 @@ fi
 dcop @dcopid KommanderIf setText swapsizelabel "@i18n("In order to install openmamba you need on your fixed disk(s):<br>- a Linux type partition with at least $systemrequired MBytes<br>- a SWAP type partition with at least $swaprequired MBytes")"
 
 for d in $devices; do
-   diskdevice=${d/\/dev\/}
-   native_path=`get_udisks_key $d native-path`
-   [ ! -e $native_path/partition ] || continue
-   vendor=`get_udisks_key $d vendor`
-   product=`get_udisks_key $d model`
-   is_system_internal=`get_udisks_key $d "system internal"`
-   [ "$is_system_internal" != "1" -a @removablebox.checked == 0 ] && continue
-   partscheme=`get_udisks_key $d scheme`
-   [ "$partscheme" ] || continue
+   # lvm device?
+   lvm_vgname=`sudo pvdisplay $d 2>/dev/null | grep "VG Name" | sed "s|.*VG Name[[:space:]]*||"`
+   if [ "$lvm_vgname" ]; then
+      diskdevice=$lvm_vgname
+      native_path="/dev/$lvm_vgname"
+      lvm_lvnames=`ls -d $native_path/* | sort -n -r`
+      volumes=
+      for f in $lvm_lvnames; do
+         lvm_volume=`get_udisks_key $f "device-file" | sed "s|.*/||"`
+         volumes="$volumes $lvm_volume"
+      done
+      disktype="@i18n("LVM Group")"
+   else
+      diskdevice=${d/\/dev\/}
+      native_path=`get_udisks_key $d native-path`
+      [ ! -e $native_path/partition ] || continue
+      vendor=`get_udisks_key $d vendor`
+      product=`get_udisks_key $d model`
+      is_system_internal=`get_udisks_key $d "system internal"`
+      [ "$is_system_internal" != "1" -a @removablebox.checked == 0 ] && continue
+      partscheme=`get_udisks_key $d scheme`
+      [ "$partscheme" ] || continue
+      volumes=`ls -d $native_path/${diskdevice}* 2>/dev/null | sed "s|.*/||" | sort -n -r`
+      disktype="@i18n("Disk")"
+   fi
    disksize=`get_udisks_key $d size`
    disksize=`expr $disksize / 1024 / 1024 / 1024`
-   volumes=`ls -d $native_path/${diskdevice}* 2>/dev/null | sed "s|.*/||" | sort -n -r`
    thisdisk=
  
    for v in $volumes; do
       device=/dev/$v
-      v_native_path=$native_path/$v
       volsize=`get_udisks_key $device size`
       volsize=`expr $volsize / 1024 / 1024`
-      volname=`get_udisks_key $device label`
+      if [ "${v:0:3}" = "dm-" ]; then
+         volname=`sudo dmsetup info $device | grep "^Name:" | sed "s|.*[[:space:]]||"`
+      else
+         volname=`get_udisks_key $device label`
+      fi
       parttype=`get_udisks_key $device usage`
       [ "$parttype" ] || parttype="unknown"
       fstype=`get_udisks_key $device type`
@@ -1626,7 +1644,7 @@ for d in $devices; do
       [ "$is_system_internal" = "1" ] || add_info=",removable"
       [ "$volsize" -gt "0" ] || continue
 
-      thispart="<tr><td width=50>${device:5:5}</td><td width=100>$fstype</td><td width=130>$volname</td><td align=right>$volsize MB</td>"
+      thispart="<tr><td width=80>$v</td><td width=100>$fstype</td><td width=130>$volname</td><td width=100 align=right>$volsize MB</td>"
 
       case "$fstype" in
          swap) if [ $swaprequired -le $volsize ]; then
@@ -1634,7 +1652,7 @@ for d in $devices; do
                   thispart="$thispart<td><b>@i18n("OK for swap")</b></td>"
 	          fi
                ;;
-         linux|ext2|ext3|ext4|reiserfs|reiser4)
+         unformatted|linux|ext2|ext3|ext4|reiserfs|reiser4)
                if [ $systemrequired -le $volsize ]; then
                   linuxok=1
                   thispart="$thispart<td><b>@i18n("OK for system")</b></td>"
@@ -1646,7 +1664,7 @@ for d in $devices; do
       thisdisk="${thispart}${thisdisk}"
 
    done
-   partlabel="<b>@i18n("Disk") $vendor $product $disksize GB (${diskdevice})</b>:<br><br><table cellspacing=0 cellpadding=0><tr>${thisdisk}</tr></table>${partlabel}"
+   partlabel="<b>$disktype $vendor $product $disksize GB (${diskdevice})</b>:<br><br><table cellspacing=0 cellpadding=0><tr>${thisdisk}</tr></table>${partlabel}"
 done
 
 dcop @dcopid KommanderIf setText partitionslabel "$partlabel"
@@ -2134,13 +2152,20 @@ devices=`udisks --enumerate-device-files | grep -v /dev/disk | sort -n -r`
 partlabel=
 
 for device in $devices; do
-   native_path=`get_udisks_key $device native-path`
-   [ -e $native_path/partition ] || continue
+   if [ "${device:0:8}" != "/dev/dm-" ]; then
+      # not a lvm device
+      native_path=`get_udisks_key $device native-path`
+      [ -e $native_path/partition ] || continue
+   fi
    is_system_internal=`get_udisks_key $device "system internal"`
    volsize=`get_udisks_key $device size`
    volsize=`expr $volsize / 1024 / 1024`
    [ $systemrequired -le $volsize ] || continue
-   volname=`get_udisks_key $device label`
+   if [ "${device:5:3}" = "dm-" ]; then
+      volname=`sudo dmsetup info $device | grep "^Name:" | sed "s|.*[[:space:]]||"`
+   else
+      volname=`get_udisks_key $device label`
+   fi
    [ "$volname" ] || volname="unnamed"
    parttype=`get_udisks_key $device usage`
    [ "$parttype" ] || parttype="unknown"
@@ -2155,16 +2180,16 @@ for device in $devices; do
    }
 
    if [ "$partscheme" == "mbr" -o "$partscheme" == "embr" ]; then
-      partlabel="$partlabel<br>${device:5:5} $fstype $volname $volsize MB"
+      partlabel="$partlabel<br>${device:5} $fstype $volname $volsize MB"
       case "$fstype" in
          ext2|ext3|ext4|reiserfs|reiser4|unformatted)
-            dcop @dcopid KommanderIf "addListItem(QString,QString,int)" devicesbox "${device:5:5} ($fstype,$volname,$volsize MB${add_info})" 0 ;;
+            dcop @dcopid KommanderIf "addListItem(QString,QString,int)" devicesbox "${device:5} ($fstype,$volname,$volsize MB${add_info})" 0 ;;
          *) ;;
       esac
    elif [ "$partscheme" == "gpt" -o "$partscheme" == "unknown" -a $volsize -gt 0 ]; then
       case "$fstype" in
          swap|iso9660) ;;
-         ext2|ext3|ext4|reiserfs|reiser4|unformatted) dcop @dcopid KommanderIf "addListItem(QString,QString,int)" devicesbox "${device:5:5} ($fstype,$volname,$volsize MB${add_info})" 0 ;;
+         ext2|ext3|ext4|reiserfs|reiser4|unformatted) dcop @dcopid KommanderIf "addListItem(QString,QString,int)" devicesbox "${device:5} ($fstype,$volname,$volsize MB${add_info})" 0 ;;
          *) ;;
       esac
    fi
@@ -2224,14 +2249,14 @@ function get_udisks_key_last() {
       if [ -e $native_path/partition ]; then
           partition_label=`get_udisks_key_last $device label`
           if [ "${partition_label:0:3}" = "EFI" ]; then
-             dcop @dcopid KommanderIf "addListItem(QString,QString,int)" mbrbox "${device:5:5} (@i18n("EFI system partition"))" 0
+             dcop @dcopid KommanderIf "addListItem(QString,QString,int)" mbrbox "${device:5} (@i18n("EFI system partition"))" 0
           fi
       else
          is_system_internal=`get_udisks_key $device "system internal"`
          partscheme=`get_udisks_key $device scheme`
          if [ "$is_system_internal" == "1" -o "@removablebox.checked" == "1" ]; then
             [ "$partscheme" == "mbr" ] && \
-               dcop @dcopid KommanderIf "addListItem(QString,QString,int)" mbrbox "${device:5:5} (master boot record)" 0
+               dcop @dcopid KommanderIf "addListItem(QString,QString,int)" mbrbox "${device:5} (master boot record)" 0
          fi
       fi
    done
@@ -2669,13 +2694,19 @@ partlabel=
 installdevice=@String.section(@devicesbox.item(@devicesbox.currentItem)," ",0)
 dcop @dcopid KommanderIf "addListItem(QString,QString,int)" devicesbox_2 "@i18n("none (just use a single partition for system and home)")" 0
 for device in $devices; do
-   [ "${device:5:5}" = "$installdevice" ] && continue
-   native_path=`get_udisks_key $device native-path`
-   [ -e $native_path/partition ] || continue
+   [ "${device:5}" = "$installdevice" ] && continue
+   if [ "${device:5:3}" != "dm-" ]; then
+      native_path=`get_udisks_key $device native-path`
+      [ -e $native_path/partition ] || continue
+   fi
    is_system_internal=`get_udisks_key $device "system internal"`
    volsize=`get_udisks_key $device size`
    volsize=`expr $volsize / 1024 / 1024`
-   volname=`get_udisks_key $device label`
+   if [ "${device:5:3}" = "dm-" ]; then
+      volname=`sudo dmsetup info $device | grep "^Name:" | sed "s|.*[[:space:]]||"`
+   else
+      volname=`get_udisks_key $device label`
+   fi
    [ $volsize -ge 512 ] || continue
    [ "$volname" ] || volname="unnamed"
    parttype=`get_udisks_key $device usage`
@@ -2690,17 +2721,17 @@ for device in $devices; do
       [ @removablebox.checked == 1 ] || continue
    }
    if [ "$partscheme" == "mbr" -o "$partscheme" == "embr" ]; then
-      partlabel="$partlabel<br>${device:5:5} $fstype $volname $volsize MB"
+      partlabel="$partlabel<br>${device:5} $fstype $volname $volsize MB"
       case "$fstype" in
          ext2|ext3|ext4|reiserfs|reiser4|unformatted)
-            dcop @dcopid KommanderIf "addListItem(QString,QString,int)" devicesbox_2 "${device:5:5} ($fstype,$volname,$volsize MB${add_info})" 1 ;;
+            dcop @dcopid KommanderIf "addListItem(QString,QString,int)" devicesbox_2 "${device:5} ($fstype,$volname,$volsize MB${add_info})" 1 ;;
          *) ;;
       esac
    elif [ "$partscheme" == "gpt" -o "$partscheme" == "unknown" -a $volsize -gt 0 ]; then
       case "$fstype" in
          swap|iso9660) ;;
          ext2|ext3|ext4|reiserfs|reiser4|unformatted)
-            dcop @dcopid KommanderIf "addListItem(QString,QString,int)" devicesbox_2 "${device:5:5} ($fstype,$volname,$volsize MB${add_info})" 1 ;;
+            dcop @dcopid KommanderIf "addListItem(QString,QString,int)" devicesbox_2 "${device:5} ($fstype,$volname,$volsize MB${add_info})" 1 ;;
          *) ;;
       esac
    fi