diff --git a/files/usr/local/bin/mgr/rssi_monitor_ath10k.lua b/files/usr/local/bin/mgr/rssi_monitor_ath10k.lua
index 19c70838..d07f60aa 100644
--- a/files/usr/local/bin/mgr/rssi_monitor_ath10k.lua
+++ b/files/usr/local/bin/mgr/rssi_monitor_ath10k.lua
@@ -36,6 +36,7 @@
 local periodic_scan_tick = 5
 
 local wifiiface
+local phy
 
 function rssi_monitor_10k()
     if not string.match(get_ifname("wifi"), "^wlan") then
@@ -46,7 +47,7 @@ function rssi_monitor_10k()
         wifiiface = get_ifname("wifi")
 
         -- ath10k only
-        local phy = iwinfo.nl80211.phyname(wifiiface)
+        phy = iwinfo.nl80211.phyname(wifiiface)
         if not phy or not nixio.fs.stat("/sys/kernel/debug/ieee80211/" .. phy .. "/ath10k") then
             exit_app()
             return
diff --git a/files/usr/local/bin/mgr/station_monitor.lua b/files/usr/local/bin/mgr/station_monitor.lua
index 4be9151d..6dc95cc9 100755
--- a/files/usr/local/bin/mgr/station_monitor.lua
+++ b/files/usr/local/bin/mgr/station_monitor.lua
@@ -66,6 +66,12 @@ function station_monitor()
         frequency = iwinfo.nl80211.frequency(wifiiface)
         ssid = iwinfo.nl80211.ssid(wifiiface)
 
+        -- If frequency or ssid is missing (some kind of bad configuration) just exit this
+        if not (frequency and ssid) then
+            exit_app()
+            return
+        end
+
         -- Mikrotik AC hardware has some startup issues which we try to resolve
         -- by leaving and rejoining the network
         local boardid = aredn.hardware.get_board_id():lower()