diff --git a/workflow/engine/src/BusinessModel/FilesManager.php b/workflow/engine/src/BusinessModel/FilesManager.php
index 0abc1d3a2..ffe22de16 100644
--- a/workflow/engine/src/BusinessModel/FilesManager.php
+++ b/workflow/engine/src/BusinessModel/FilesManager.php
@@ -183,6 +183,12 @@ class FilesManager
                     $sDirectory = PATH_DATA_MAILTEMPLATES . $sProcessUID . PATH_SEP . $sSubDirectory . $aData['prf_filename'];
                     break;
             }
+            $content = $aData['prf_content'];
+            if (is_string($content)) {
+                if (file_exists(PATH_SEP.$sDirectory)) {
+                    throw (new \Exception( 'The file: '. $sDirectory . ' already exists.'));
+                }
+            }
             if (!file_exists($sCheckDirectory)) {
                 $sPkProcessFiles = \G::generateUniqueID();
                 $oProcessFiles = new \ProcessFiles();
diff --git a/workflow/engine/src/Services/Api/ProcessMaker/Project/FilesManager.php b/workflow/engine/src/Services/Api/ProcessMaker/Project/FilesManager.php
index e916c8a8f..351af84be 100644
--- a/workflow/engine/src/Services/Api/ProcessMaker/Project/FilesManager.php
+++ b/workflow/engine/src/Services/Api/ProcessMaker/Project/FilesManager.php
@@ -37,15 +37,17 @@ class FilesManager extends Api
 
     /**
      * @param string $prj_uid {@min 32} {@max 32}
-     * @param ProcessFilesManagerStructure $request_data
+     * @param ProcessFilesManagerStructurePost $request_data
+     * @param string $prf_content
      *
      * @url POST /:prj_uid/file-manager
      */
-    public function doPostProcessFilesManager($prj_uid, ProcessFilesManagerStructure $request_data)
+    public function doPostProcessFilesManager($prj_uid, ProcessFilesManagerStructurePost $request_data, $prf_content=null)
     {
         try {
             $userUid = $this->getUserId();
             $request_data = (array)($request_data);
+            $request_data = array_merge(array('prf_content' => $prf_content ), $request_data);
             $filesManager = new \BusinessModel\FilesManager();
             $arrayData = $filesManager->addProcessFilesManager($prj_uid, $userUid, $request_data);
             //Response
@@ -151,6 +153,18 @@ class FilesManager extends Api
     }
 }
 
+class ProcessFilesManagerStructurePost
+{   /**
+     * @var string {@from body}
+     */
+    public $prf_filename;
+
+    /**
+     * @var string {@from body}
+     */
+    public $prf_path;
+}
+
 class ProcessFilesManagerStructure
 {
     /**