diff --git a/inc/processmaker.class.php b/inc/processmaker.class.php
index 732bb22..72cd854 100644
--- a/inc/processmaker.class.php
+++ b/inc/processmaker.class.php
@@ -2420,8 +2420,8 @@ class PluginProcessmakerProcessmaker extends CommonDBTM {
       $data = http_formdata_flat_hierarchy( $request );
       // check if any files are in the $_FILES global array
       // and add them to the curl POST
-      $fileForm = $_FILES['form']['name'];
-      if (!empty($fileForm[array_keys($fileForm)[0]][1][array_keys($fileForm[array_keys($fileForm)[0]][1])[0]])) {
+      $fileForm = isset($_FILES['form']['name']) ? $_FILES['form']['name'] : null;
+      if (isset($fileForm) && !empty($fileForm[array_keys($fileForm)[0]][1][array_keys($fileForm[array_keys($fileForm)[0]][1])[0]])) {
          foreach ($_FILES['form']['name'] as $key => $file) {
             if (is_array($file)) {
                // it's a grid which contains documents
diff --git a/processmaker.xml b/processmaker.xml
index 898d1eb..ec7c16b 100644
--- a/processmaker.xml
+++ b/processmaker.xml
@@ -29,11 +29,11 @@
        <compatibility>9.1</compatibility>
      </version>
       <version>
-         <num>3.4.9</num>
+         <num>3.4.10</num>
          <compatibility>9.2</compatibility>
       </version>
       <version>
-         <num>3.5.1</num>
+         <num>3.5.2</num>
          <compatibility>9.3</compatibility>
       </version>
    </versions>
diff --git a/setup.php b/setup.php
index 16f2a77..f8f94ab 100644
--- a/setup.php
+++ b/setup.php
@@ -2,7 +2,7 @@
 
 // used for case cancellation
 define("CANCEL", 256);
-define('PROCESSMAKER_VERSION', '3.5.1');
+define('PROCESSMAKER_VERSION', '3.5.2');
 
 // Init the hooks of the plugins -Needed
 function plugin_init_processmaker() {