diff --git a/data_gen.sh b/data_gen.sh
index acf5728..b0d53cf 100755
--- a/data_gen.sh
+++ b/data_gen.sh
@@ -42,12 +42,12 @@ counter=$(cat $install_dir/counter)
 uuid="$(uuidgen)"
 timestamp="$(date +%s)"
 json="{\"transaction_uuid\":\"$uuid\",\"controller_id\":\"$name\",\"timestamp\":\"$timestamp\",\"error_code\":\"10\",\"coordinates\":{\"lat\":1,\"lng\":1},\"battery_status\":\"98\",\"sample\":\"0\",\"storage\":\"uso del almacenamiento\",\"arduinos\":[$sensores]}"
-	touch /opt/nodemecu/lock
-	file=$(date +%Y%m%d%H%M%S)-$(uuidgen)
+	touch $install_dir/lock
+	file=$(date +%Y%m%d%H%M%S)-$uuid
 	for ((i=1 ; i <=3 ; i++));do
-		if echo $json | jsonlint-php 2> /dev/null;then
-			echo $json > /opt/nodemecu/stack/$file && rm /opt/nodemecu/lock && echo $((counter+1)) > $install_dir/counter && break
+		if echo $json | $json_linter >/dev/null 2>&1 ;then
+			echo $json > $install_dir/stack/$file && rm $install_dir/lock && echo $((counter+1)) > $install_dir/counter && break
 		else
-			echo "$(date +%Y-%m-%d-%H:%M:%S) - No se pudo obtener información." >> /opt/nodemecu/errors.log && sleep 1
+			echo "$(date +%Y-%m-%d-%H:%M:%S) - No se pudo obtener información." >> $log && sleep 1
 		fi
 	done
diff --git a/functions b/functions
index 1f0f68e..28ae239 100644
--- a/functions
+++ b/functions
@@ -1,10 +1,3 @@
 get_stack () {
-	if [[ ! -z $1 && $1 == "wc" ]];then
-		ls /opt/nodemecu/stack | wc -l 
-	else
-		ls /opt/nodemecu/stack | tail -1
-	fi
+  ls $install_dir/stack | tail -1
 }
-
-
-
diff --git a/install.sh b/install.sh
index 81fdf8c..e101c23 100755
--- a/install.sh
+++ b/install.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 files="data_gen.sh monitor.sh register.sh uninstall.sh monitor.web bin functions counter"
 config=nodemecu.conf.sample
-source $config 
+source $config
 
 echo -e "1. Instalando dependencias"
 
@@ -10,18 +10,20 @@ sudo pip install pyserial
 echo ""
 
 
-# Estructura de directorios 
-echo -e "2. Creando directorios y copiando archivos" 
+# Estructura de directorios
+echo -e "2. Creando directorios y copiando archivos"
 
 sudo mkdir -vp $install_dir/archives/historical
-sudo mkdir -vp $install_dir/archives/logs 
-sudo mkdir $historical
-sudo mkdir $stack
-echo "" 
-sudo cp -vr $files $install_dir 
+sudo mkdir -vp $install_dir/archives/logs
+sudo mkdir -vp $historical
+sudo mkdir -vp $stack
+sudo mkdir -vp $corrupt
+sudo mkdir -vp $failed
+echo ""
+sudo cp -vr $files $install_dir
 sudo cp -v $config /etc/nodemecu.conf
-sudo ln -s $install_dir/bin/nodemecu /usr/bin/nodemecu 
-sudo touch $log 
+sudo ln -s $install_dir/bin/nodemecu /usr/bin/nodemecu
+sudo touch $log
 echo ""
 echo "3. Configurando systemd"
 
diff --git a/nodemecu.conf.sample b/nodemecu.conf.sample
index bfb5883..4d1c3d0 100644
--- a/nodemecu.conf.sample
+++ b/nodemecu.conf.sample
@@ -2,6 +2,7 @@ url=https://ectomobile.sutty.nl/transactions
 name=
 interval=
 mode=test
+json_linter=jsonlint-php
 
 
 # AJUSTES GENERALES
@@ -14,3 +15,4 @@ stack=$install_dir/stack
 historical=$install_dir/historical
 log=$install_dir/errors.log
 corrupt=$install_dir/corrupt
+failed=$install_dir/failed
diff --git a/register.sh b/register.sh
index 93dcdb6..506b89d 100755
--- a/register.sh
+++ b/register.sh
@@ -1,47 +1,47 @@
 #!/bin/bash
 #set -e
 source /etc/nodemecu.conf
-source /opt/nodemecu/functions
+source $install_dir/functions
 
+# No expandir directorios vacíos
+shopt -s nullglob
 
 # Revisando stack
 
-for filename in /opt/nodemecu/stack/*;do
-	test  "$filename" = "/opt/nodemecu/stack/\*"  || break
-	jsonlint-php $filename > /dev/null || mv -v $filename $corrupt
+for filename in $install_dir/stack/*;do
+	$json_linter $filename >/dev/null 2>&1 || mv -v $filename $corrupt
 done
 
 while :;do
+	[ -f $install_dir/stop ] && break
+	[ -f $install_dir/lock ] && continue
+
+	file=$(get_stack)
+	[ -z $file ] && sleep ${interval:-1}m && continue
+
 	ping -c 1 fsf.org > /dev/null 2>&1 || continue
 	test_url="$(curl -s -X POST -o /dev/null -w "%{http_code}" $url)"
-	if [ $test_url -eq 404 ];then
-		echo "$(date +%Y-%m-%d-%H:%M:%S) - $url - $test_url" >> /opt/nodemecu/errors.log && sleep 300 && continue 
+	if [ $test_url -ne 200 ];then
+		echo "$(date +%Y-%m-%d-%H:%M:%S) - $url - $test_url" >> $log && sleep 300 && continue 
 	fi
-	[ -f $install_dir/lock ] && continue
-	file=$(get_stack)
-	[ -z $file ] && continue
-	local_transaction_uuid=$(jq -r '."transaction_uuid"' $stack/$file)
-	remote_transaction=$(curl -s --connect-timeout 0,9 --show-error -w "~%{http_code}" -X POST -H "Content-Type: application/json" -d @$stack/$file $url 2> $curl_err)	
+
+	file="$stack/$file"
+	local_transaction_uuid="$(echo "$file" | cut -d - -f 2-)"
+	remote_transaction=$(curl -s --connect-timeout 1 --show-error -w "~%{http_code}" -X POST -H "Content-Type: application/json" -d @$file $url 2> $curl_err)	
 	remote_response="$(echo $remote_transaction | cut -d '~' -f 1)"
 	server_error="$(echo $remote_transaction | cut -d '~' -f 2)"
-	if [ ${#remote_response} -eq 36 ];then
 
-		if [ $local_transaction_uuid == $remote_response ]; then
-			mv $stack/$file $historical
-			echo -e "$remote_response: \e[92mOK\e[0m"
-		fi
+	if [ "$local_transaction_uuid" = "$remote_response" ]; then
+		mv $file $historical
+		echo -e "$remote_response: \e[92mOK\e[0m"
 	else
+		mv $file $failed
 		echo -e "$local_transaction_uuid: \e[91mFAIL\e[0m"
 		# errores
 		unset srv_msg
 		unset curl_msg
-		err_time=$(date +%Y-%m-%d-%H:%M:%S)
 		[ ! -z "$remote_response" ] && srv_msg="- $( echo $remote_response | grep -o '<body.*>.*</body>')" 
-		[ -s "$curl_err" ] && curl_msg="- $(</tmp/curl_err)"
-		echo $err_time - $local_transaction_uuid - server status: $server_error $srv_msg $curl_msg >> $log
-		rm $curl_err
+		[ -s "$curl_err" ] && curl_msg="- $(<$curl_err)"
+		echo $(date +%Y-%m-%d-%H:%M:%S) - $local_transaction_uuid - server status: $server_error $srv_msg $curl_msg >> $log
 	fi
-
-done 
-exit
-
+done