diff --git a/script/lib/confirmation_common.sh b/script/lib/confirmation_common.sh
index ddf6caa..6082dd1 100644
--- a/script/lib/confirmation_common.sh
+++ b/script/lib/confirmation_common.sh
@@ -7,7 +7,7 @@ function confirmation_common(){
 
 	# Consistency check for the OVERWRITEINSTALL and ERASEALL
 	if [ ${ERASEALL} -eq 1 -a ${OVERWRITEINSTALL} -eq 1 ] ; then 
-		cat <<- HEREDOC 1>&2
+		cat <<- HEREDOC 
 		***** ERROR : Confliction between ERASEALL and OVERWRITEINSTALL *****
 		...ERASEALL = ${ERASEALL}
 		...OVERWRITEINSTALL = ${OVERWRITEINSTALL}
@@ -20,7 +20,7 @@ function confirmation_common(){
 
 	# Sanity check for volume group name
 	if echo ${VGNAME} | grep "-" -i > /dev/null ; then	# "-" is found in the volume group name.
-		cat <<- HEREDOC 1>&2
+		cat <<- HEREDOC 
 		***** ERROR : VGNAME is "${VGNAME}" *****
 		..."-" is not allowed in the volume name. 
 		...Check configuration in your config.sh
@@ -32,7 +32,7 @@ function confirmation_common(){
 
 	# Sanity check for root volume name
 	if echo ${LVROOTNAME} | grep "-" -i > /dev/null ; then	# "-" is found in the volume name.
-		cat <<- HEREDOC 1>&2
+		cat <<- HEREDOC 
 		***** ERROR : LVROOTNAME is "${LVROOTNAME}" *****
 		..."-" is not allowed in the volume name. 
 		...Check configuration in your config.sh
@@ -44,7 +44,7 @@ function confirmation_common(){
 
 	# Sanity check for swap volume name
 	if echo ${LVSWAPNAME} | grep "-" -i > /dev/null ; then	# "-" is found in the volume name.
-		cat <<- HEREDOC 1>&2
+		cat <<- HEREDOC 
 		***** ERROR : LVSWAPNAME is "${LVSWAPNAME}" *****
 		..."-" is not allowed in the volume name. 
 		...Check configuration in your config.sh
@@ -63,7 +63,7 @@ function confirmation_common(){
 	HEREDOC
 	read YESNO
 	if [ ${YESNO} != "Y" -a ${YESNO} != "y" ] ; then
-		cat <<- HEREDOC 1>&2
+		cat <<- HEREDOC 
 
 		...Installation process terminated..
 		HEREDOC
@@ -75,7 +75,7 @@ function confirmation_common(){
 		echo "Are you sure you want to erase entire ${DEV}? [Y/N]"
 		read YESNO
 		if [ ${YESNO} != "Y" -a ${YESNO} != "y" ] ; then
-			cat <<-HEREDOC 1>&2
+			cat <<-HEREDOC 
 		...Check your config.sh. The variable ERASEALL is ${ERASEALL}.
 
 		...Installation process terminated..
@@ -96,7 +96,7 @@ function confirmation_common(){
 
 	# Validate whether both are indentical or not
 	if [ ${PASSPHRASE} != ${PASSPHRASE_C} ] ; then
-		cat <<-HEREDOC 1>&2
+		cat <<-HEREDOC 
 		***** ERROR : Passphrase doesn't match *****
 
 		...Installation process terminated..
diff --git a/script/lib/pre_install_common.sh b/script/lib/pre_install_common.sh
index 82d679c..e2606a8 100644
--- a/script/lib/pre_install_common.sh
+++ b/script/lib/pre_install_common.sh
@@ -48,7 +48,7 @@ function pre_install_common() {
 
 	# Check whether successful open. If mapped, it is successful. 
 	if [ ! -e /dev/mapper/${CRYPTPARTNAME} ] ; then 
-		cat <<- HEREDOC 1>&2
+		cat <<- HEREDOC 
 		***** ERROR : Cannot open LUKS volume "${CRYPTPARTNAME}" on ${DEV}${CRYPTPARTITION}. *****
 		...Check passphrase and your config.txt
 
@@ -83,7 +83,7 @@ function pre_install_common() {
 		if [ ${OVERWRITEINSTALL} -eq 1 ] ; then # exist and overwrite install
 			echo "...Logical volume "${VGNAME}-${LVROOTNAME}" already exists. OK."
 		else	# exist and not overwriteinstall
-			cat <<- HEREDOC 1>&2
+			cat <<- HEREDOC 
 			***** ERROR : Logical volume "${VGNAME}-${LVROOTNAME}" already exists. *****
 			...Check LVROOTNAME environment variable in your config.txt.
 			HEREDOC
@@ -91,7 +91,7 @@ function pre_install_common() {
 			vgchange -a n ${VGNAME}
 			echo "...Closing LUKS volume \"${CRYPTPARTNAME}\"."
 			cryptsetup close  ${CRYPTPARTNAME}
-			cat <<- HEREDOC 1>&2
+			cat <<- HEREDOC 
 
 			...Installation process terminated..
 			HEREDOC
@@ -99,7 +99,7 @@ function pre_install_common() {
 		fi
 	else	# not exsit
 		if [ ${OVERWRITEINSTALL} -eq 1 ] ; then
-			cat <<- HEREDOC 1>&2
+			cat <<- HEREDOC 
 			***** ERROR : Logical volume "${VGNAME}-${LVROOTNAME}" doesn't exist while overwrite install. *****
 			...Check consistency of your config.txt.
 			HEREDOC
@@ -107,7 +107,7 @@ function pre_install_common() {
 			vgchange -a n ${VGNAME}
 			echo "...Closing LUKS volume \"${CRYPTPARTNAME}\"."
 			cryptsetup close  ${CRYPTPARTNAME}
-			cat <<- HEREDOC 1>&2
+			cat <<- HEREDOC 
 
 			...Installation process terminated..
 			HEREDOC
diff --git a/script/ubuntu-kaiten-yaki.sh b/script/ubuntu-kaiten-yaki.sh
index 11c1c0a..9cf0ff8 100644
--- a/script/ubuntu-kaiten-yaki.sh
+++ b/script/ubuntu-kaiten-yaki.sh
@@ -24,7 +24,7 @@ function main() {
 		HEREDOC
 		read YESNO
 		if [ ${YESNO} != "Y" -a ${YESNO} != "y" ] ; then
-			cat <<- HEREDOC 1>&2
+			cat <<- HEREDOC 
 
 			...Installation process terminated..
 			HEREDOC
@@ -177,16 +177,16 @@ function grub_check_and_modify() {
 
 		# Check if installer still exist
 		if ! ps $INSTALLER_PID  > /dev/null ; then	# If not exists
-			cat <<-HEREDOC 1>&2
-			***** ERROR : The GUI/TUI installer terminated unexpectedly. ***** 
-			...Deleting the new logical volume "${VGNAME}-${LVROOTNAME}".
-			HEREDOC
-			lvremove -f /dev/mapper/${VGNAME}-${LVROOTNAME} 
+			echo "***** ERROR : The GUI/TUI installer terminated unexpectedly. *****" 
+			if [ ${OVERWRITEINSTALL} -eq 0 ] ; then	# If not over install, volume is new. So delete it
+				echo "...Deleting the new logical volume \"${VGNAME}-${LVROOTNAME}\"."
+				lvremove -f /dev/mapper/${VGNAME}-${LVROOTNAME} 
+			fi
 			echo "...Deactivating all logical volumes in volume group \"${VGNAME}\"."
 			vgchange -a n ${VGNAME}
 			echo "...Closing LUKS volume \"${CRYPTPARTNAME}\"."
 			cryptsetup close  ${CRYPTPARTNAME}
-			cat <<-HEREDOC 1>&2
+			cat <<-HEREDOC 
 
 			...The new logical volume has been deleted. You can retry Kaiten-yaki again. 
 			...Installation process terminated.
diff --git a/script/void-kaiten-yaki.sh b/script/void-kaiten-yaki.sh
index ffc1e53..cc5b39a 100644
--- a/script/void-kaiten-yaki.sh
+++ b/script/void-kaiten-yaki.sh
@@ -24,7 +24,7 @@ function main() {
 		HEREDOC
 		read YESNO
 		if [ ${YESNO} != "Y" -a ${YESNO} != "y" ] ; then
-			cat <<- HEREDOC 1>&2
+			cat <<- HEREDOC 
 
 			...Installation process terminated..
 			HEREDOC
@@ -67,7 +67,7 @@ function main() {
 
 	# Show common message to let the operator focus on the critical part
 	para_install_msg_common
-	
+
 	# Void-Linux dependent message
 	cat <<- HEREDOC
 
@@ -96,16 +96,17 @@ function main() {
 	# Check if background checker still exist
 	if ps $grub_check_and_modify_id  > /dev/null ; then	# If exists
 	# If exist, the grub was not modifyed -> void-installer termianted unexpectedly
-		cat <<-HEREDOC 1>&2
-		***** ERROR : The GUI/TUI installer terminated unexpectedly. ***** 
-		...Deleting the new logical volume "${VGNAME}-${LVROOTNAME}".
-		HEREDOC
-		lvremove -f /dev/mapper/${VGNAME}-${LVROOTNAME} 
+
+		echo "***** ERROR : The GUI/TUI installer terminated unexpectedly. *****" 
+		if [ ${OVERWRITEINSTALL} -eq 0 ] ; then	# If not over install, volume is new. So delete it
+			echo "...Deleting the new logical volume \"${VGNAME}-${LVROOTNAME}\"."
+			lvremove -f /dev/mapper/${VGNAME}-${LVROOTNAME} 
+		fi
 		echo "...Deactivating all logical volumes in volume group \"${VGNAME}\"."
 		vgchange -a n ${VGNAME}
 		echo "...Closing LUKS volume \"${CRYPTPARTNAME}\"."
 		cryptsetup close  ${CRYPTPARTNAME}
-		cat <<-HEREDOC 1>&2
+		cat <<-HEREDOC 
 
 		...The new logical volume has been deleted. You can retry Kaiten-yaki again. 
 		...Installation process terminated.