diff --git a/server/src/lib/paloalto.js b/server/src/lib/paloalto.js
index 80c8154..4fbc9a4 100644
--- a/server/src/lib/paloalto.js
+++ b/server/src/lib/paloalto.js
@@ -12,7 +12,8 @@ import { performance } from 'perf_hooks'
 
 import prisma from '../prisma'
 
-const TIMEOUT_IN_MINUTES = process.env.MAPPING_TIMEOUT || '360' // 6 horas
+const MAP_TIMEOUT_IN_MINUTES = process.env.MAPPING_TIMEOUT || '360' // 6 horas
+
 const CIDR_RE = /^([0-9]{1,3}\.){3}[0-9]{1,3}(\/([0-9]|[1-2][0-9]|3[0-2]))?$/
 
 const httpsAgent = new https.Agent({
@@ -21,7 +22,7 @@ const httpsAgent = new https.Agent({
 
 async function getDevicesWithUser() {
   const now = new Date()
-  const timeoutThreshold = subMinutes(now, TIMEOUT_IN_MINUTES)
+  const timeoutThreshold = subMinutes(now, MAP_TIMEOUT_IN_MINUTES)
 
   const wifiDevices = await prisma.wifiDevice.findMany({
     where: {
@@ -41,7 +42,7 @@ function createCommand(devices) {
   const entries = devices.reduce(
     (entries, device) =>
       entries +
-      `<entry name="ifms\\${device.user.sAMAccountName}" ip="${device.ip}" timeout="${TIMEOUT_IN_MINUTES}"/>\n`,
+      `<entry name="ifms\\${device.user.sAMAccountName}" ip="${device.ip}" timeout="${MAP_TIMEOUT_IN_MINUTES}"/>\n`,
     ''
   )
 
@@ -59,13 +60,20 @@ function createCommand(devices) {
 
 const isWorking = []
 
+function clearWorkingState() {
+  isWorking.length = 0
+}
+
+setInterval(clearWorkingState, 3600000)
+
 async function updateUserIdMappings() {
   const allDevices = await getDevicesWithUser()
 
   const pAHosts = await prisma.pAHost.findMany()
 
   const jobs = pAHosts.map(async pAHost => {
-    if (isWorking.includes(pAHost.id)) return 0
+    if (isWorking.includes(pAHost.id))
+      return `Última execução para ${pAHost.description} ainda em andamento`
 
     const startTime = performance.now()
 
@@ -76,7 +84,8 @@ async function updateUserIdMappings() {
     )
 
     try {
-      if (devices.length == 0) return 0
+      if (devices.length == 0)
+        return `Nenhum dispositivo encontrado para ${pAHost.description}`
 
       isWorking.push(pAHost.id)