diff --git a/pandora_console/godmode/agentes/module_manager_editor.php b/pandora_console/godmode/agentes/module_manager_editor.php
index 130f31c79d..543d241fc9 100644
--- a/pandora_console/godmode/agentes/module_manager_editor.php
+++ b/pandora_console/godmode/agentes/module_manager_editor.php
@@ -150,7 +150,7 @@ if (is_ajax()) {
         $component = db_get_row('tlocal_component', 'id', $id_component);
         foreach ($component as $index => $element) {
             $component[$index] = html_entity_decode(
-                $element,
+                (isset($element) === true) ? $element : '',
                 ENT_QUOTES,
                 'UTF-8'
             );
diff --git a/pandora_console/godmode/agentes/module_manager_editor_plugin.php b/pandora_console/godmode/agentes/module_manager_editor_plugin.php
index 9b5d98c27d..abbbc4d9c1 100644
--- a/pandora_console/godmode/agentes/module_manager_editor_plugin.php
+++ b/pandora_console/godmode/agentes/module_manager_editor_plugin.php
@@ -60,7 +60,12 @@ $data[1] = html_print_select_from_sql(
     $disabledBecauseInPolicy
 );
 // Store the macros in base64 into a hidden control to move between pages
-$data[1] .= html_print_input_hidden('macros', base64_encode($macros), true);
+$data[1] .= html_print_input_hidden(
+    'macros',
+    (isset($macros) === true) ? base64_encode($macros) : '',
+    true
+);
+
 $table_simple->colspan['plugin_1'][2] = 2;
 
 if (!empty($id_plugin)) {
diff --git a/pandora_console/godmode/wizards/HostDevices.class.php b/pandora_console/godmode/wizards/HostDevices.class.php
index 4f0043f038..08a47b12f8 100755
--- a/pandora_console/godmode/wizards/HostDevices.class.php
+++ b/pandora_console/godmode/wizards/HostDevices.class.php
@@ -1109,7 +1109,7 @@ class HostDevices extends Wizard
                     'return'        => true,
                     'selected'      => explode(
                         ',',
-                        $this->task['id_network_profile']
+                        (isset($this->task['id_network_profile']) === true) ? $this->task['id_network_profile'] : ''
                     ),
                     'nothing_value' => 0,
                     'nothing'       => __('None'),
diff --git a/pandora_console/include/class/Diagnostics.class.php b/pandora_console/include/class/Diagnostics.class.php
index 9d4a3b2901..898d9f5af9 100644
--- a/pandora_console/include/class/Diagnostics.class.php
+++ b/pandora_console/include/class/Diagnostics.class.php
@@ -54,6 +54,13 @@ class Diagnostics extends Wizard
      */
     public $pdf;
 
+    /**
+     * Product name.
+     *
+     * @var string
+     */
+    public $product_name;
+
 
     /**
      * Constructor.
diff --git a/pandora_console/include/class/NetworkMap.class.php b/pandora_console/include/class/NetworkMap.class.php
index 184e830e9c..3a8b947926 100644
--- a/pandora_console/include/class/NetworkMap.class.php
+++ b/pandora_console/include/class/NetworkMap.class.php
@@ -706,7 +706,7 @@ class NetworkMap
      */
     public function setNodes($nodes)
     {
-        $this->nodes = $nodes;
+        $this->nodes = (array) $nodes;
     }
 
 
diff --git a/pandora_console/include/functions.php b/pandora_console/include/functions.php
index 7c1638f8fa..421d3e7725 100644
--- a/pandora_console/include/functions.php
+++ b/pandora_console/include/functions.php
@@ -2925,6 +2925,10 @@ function delete_dir($dir)
  */
 function is_image_data($data)
 {
+    if (isset($data) === false) {
+        return false;
+    }
+
     return (substr($data, 0, 10) == 'data:image');
 }
 
@@ -2947,7 +2951,7 @@ function is_snapshot_data($data)
  */
 function is_text_to_black_string($data)
 {
-    if (is_image_data($data)) {
+    if (isset($data) === false || is_image_data($data)) {
         return false;
     }
 
diff --git a/pandora_console/include/functions_io.php b/pandora_console/include/functions_io.php
index 445504b11c..dd8dd1f6dc 100755
--- a/pandora_console/include/functions_io.php
+++ b/pandora_console/include/functions_io.php
@@ -561,10 +561,8 @@ function io_output_password($password, $wrappedBy='')
         ]
     );
 
-    $output = ($plaintext === ENTERPRISE_NOT_HOOK) ? $password : $plaintext;
-
     // If password already decrypt return same password.
-    $output = (empty($plaintext) === true) ? $password : $plaintext;
+    $output = (empty($plaintext) === true || $plaintext === ENTERPRISE_NOT_HOOK) ? $password : $plaintext;
 
     return sprintf(
         '%s%s%s',