Check that networks file exists

src/freedombone-controlpanel

 }
 
 function read_repo_servers {
-    if [ -f $CONFIGURATION_FILE ]; then
+    if [ -f $CONFIGURATION_FILE ]; then     
         if grep -q "FRIENDS_MIRRORS_SERVER" $CONFIGURATION_FILE; then
             FRIENDS_MIRRORS_SERVER=$(grep "FRIENDS_MIRRORS_SERVER" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
         fi
     if [[ $TEMP_WIFI_HOTSPOT == $'yes' || $TEMP_WIFI_HOTSPOT == $'y' || $TEMP_WIFI_HOTSPOT == $'on' ]]; then
         TEMP_WIFI_HOTSPOT='yes'
     else
-        TEMP_WIFI_HOTSPOT='no'      
-        WIFI_EXTRA='--networks $WIFI_NETWORKS_FILE'
+        TEMP_WIFI_HOTSPOT='no'
+        if [ -f $WIFI_NETWORKS_FILE ]; then
+            WIFI_EXTRA='--networks $WIFI_NETWORKS_FILE'
+        fi
     fi
 
     if [[ $TEMP_WIFI_TYPE != $'none' ]]; then