diff --git a/gulliver/system/class.g.php b/gulliver/system/class.g.php
index 8e9e9af86..ee129521e 100644
--- a/gulliver/system/class.g.php
+++ b/gulliver/system/class.g.php
@@ -2708,8 +2708,6 @@ class G
             $nameToSave = $filter->validateInput($nameToSave, "path");
             @chmod($path . "/" . $nameToSave, $permission);
             umask($oldumask);
-
-            return true;
         } catch (Exception $oException) {
             throw $oException;
         }
diff --git a/tests/unit/workflow/engine/classes/model/AppNotesTest.php b/tests/unit/workflow/engine/classes/model/AppNotesTest.php
index 4d8b3feda..b86714211 100644
--- a/tests/unit/workflow/engine/classes/model/AppNotesTest.php
+++ b/tests/unit/workflow/engine/classes/model/AppNotesTest.php
@@ -219,7 +219,7 @@ class AppNotesTest extends TestCase
 
         $appUid = $appDocument->APP_UID;
         $appNotes = new ModelAppNotes();
-        $result = $appNotes->getAttachedFilesFromTheCaseNote($appUid);
+        $result = $appNotes->getAttachedFilesFromTheCaseNote($appNote->NOTE_ID);
 
         $this->assertNotEmpty($result);
     }
diff --git a/tests/unit/workflow/engine/src/ProcessMaker/BusinessModel/CasesTest.php b/tests/unit/workflow/engine/src/ProcessMaker/BusinessModel/CasesTest.php
index 3c7da31c5..aa55a5548 100644
--- a/tests/unit/workflow/engine/src/ProcessMaker/BusinessModel/CasesTest.php
+++ b/tests/unit/workflow/engine/src/ProcessMaker/BusinessModel/CasesTest.php
@@ -124,7 +124,8 @@ class CasesTest extends TestCase
         // Upload the file
         $case = new Cases();
         $result = $case->uploadFilesInCaseNotes('00000000000000000000000000000001', $application->APP_UID, $filesReferences);
-        $result = head($result);
+        $this->assertNotEmpty($result['attachments']);
+        $result = head($result['attachments']);
         $this->assertNotEmpty($result);
         $this->assertArrayHasKey('APP_UID', $result);
         $this->assertEquals($application->APP_UID, $result['APP_UID']);
diff --git a/workflow/engine/classes/model/AppNotes.php b/workflow/engine/classes/model/AppNotes.php
index 17c885359..e659bab4f 100644
--- a/workflow/engine/classes/model/AppNotes.php
+++ b/workflow/engine/classes/model/AppNotes.php
@@ -181,6 +181,7 @@ class AppNotes extends BaseAppNotes
      * @param string $noteRecipients
      * @param string $from
      * @param integer $delIndex
+     * @param integer $noteId
      * @return void
      * @throws Exception
      *
@@ -188,7 +189,15 @@ class AppNotes extends BaseAppNotes
      * @see AppNotes->postNewNote()
      * @see workflow/engine/src/ProcessMaker/Util/helpers.php::postNote()
      */
-    public function sendNoteNotification($appUid, $usrUid, $noteContent, $noteRecipients, $from = '', $delIndex = 0)
+    public function sendNoteNotification(
+        $appUid,
+        $usrUid,
+        $noteContent,
+        $noteRecipients,
+        $from = '',
+        $delIndex = 0,
+        $noteId = 0
+    )
     {
         try {
             $configuration = System::getEmailConfiguration();
@@ -216,9 +225,13 @@ class AppNotes extends BaseAppNotes
             $configNoteNotification['body'] = $this->getBodyCaseNote($authorName, $noteContent);
             $body = nl2br(G::replaceDataField($configNoteNotification['body'], $fieldCase, 'mysql', false));
 
-            $attachFileLinks = $this->getAttachedFilesFromTheCaseNote($appUid);
+            // Get the files related to the specific case note
+            if ($noteId !== 0) {
+                $attachFileLinks = $this->getAttachedFilesFromTheCaseNote($noteId);
+            }
+
             if (!empty($attachFileLinks)) {
-                $body = $body . "<br>" . G::LoadTranslation('ID_ATTACHED_FILES') . ":&nbsp;" . implode("<br>", $attachFileLinks) . ".";
+                $body = $body . "<br>" . G::LoadTranslation('ID_ATTACHED_FILES') . ":&nbsp; <br>" . implode("<br>", $attachFileLinks);
             }
             $users = new Users();
             $recipientsArray = explode(",", $noteRecipients);
@@ -267,19 +280,20 @@ class AppNotes extends BaseAppNotes
     }
 
     /**
-     * Get attached files from the case note, this require appUid.
-     * @param string $appUid
+     * Get attached files from a specific case note
+     * @param int $docId
      * @return array
      */
-    public function getAttachedFilesFromTheCaseNote(string $appUid): array
+    public function getAttachedFilesFromTheCaseNote(int $docId): array
     {
         $attachFileLinks = [];
         $url = System::getServerMainPath();
-        $result = Documents::getAttachedFilesFromTheCaseNote($appUid);
-        $result->each(function($item) use($url, &$attachFileLinks) {
-            $href = $url . "/cases/casesShowCaseNotes?a={$item->APP_DOC_UID}=&v={$item->DOC_VERSION}";
-            $attachFileLinks[] = "<a href='{$href}'>{$item->APP_DOC_FILENAME}</a>";
-        });
+        $result = Documents::getFiles($docId);
+        foreach ($result as $item) {
+            $href = $url . "/cases/casesShowCaseNotes?a={$item['APP_DOC_UID']}=&v={$item['DOC_VERSION']}";
+            $attachFileLinks[] = "<a href='{$href}'>{$item['APP_DOC_FILENAME']}</a>";
+        }
+
         return $attachFileLinks;
     }
 
diff --git a/workflow/engine/controllers/appProxy.php b/workflow/engine/controllers/appProxy.php
index 3d9f519f4..ab30a6028 100644
--- a/workflow/engine/controllers/appProxy.php
+++ b/workflow/engine/controllers/appProxy.php
@@ -1,4 +1,17 @@
 <?php
+
+/**
+ * appProxy.php
+ *
+ * Controller for return information about the cases notes and summary form
+ *
+ * @link https://wiki.processmaker.com/3.2/Case_Notes
+ * @link https://wiki.processmaker.com/3.2/Case_Summary
+*/
+
+use ProcessMaker\BusinessModel\Cases as BmCases;
+use ProcessMaker\Model\AppNotes as Notes;
+use ProcessMaker\Model\Documents;
 use ProcessMaker\Util\DateTime;
 
 if (!isset($_SESSION['USER_LOGGED'])) {
@@ -86,11 +99,13 @@ class AppProxy extends HttpProxyController
         } else {
             $tasUid = $httpData->tas;
         }
+
+        // Get user logged
         $usrUid = $_SESSION['USER_LOGGED'];
 
+        // Review if the user has the permissions
         $respView = $case->getAllObjectsFrom($proUid, $appUid, $tasUid, $usrUid, "VIEW", $delIndex);
         $respBlock = $case->getAllObjectsFrom($proUid, $appUid, $tasUid, $usrUid, "BLOCK", $delIndex);
-
         if ($respView['CASES_NOTES'] == 0 && $respBlock['CASES_NOTES'] == 0) {
             return [
                 'totalCount' => 0,
@@ -99,27 +114,30 @@ class AppProxy extends HttpProxyController
             ];
         }
 
-        $usrUid = isset($_SESSION['USER_LOGGED']) ? $_SESSION['USER_LOGGED'] : "";
-        $appNotes = new AppNotes();
-        $response = $appNotes->getNotesList($appUid, '', $httpData->start, $httpData->limit);
+        // Get the notes
+        $appNote = new Notes();
+        $response = $appNote->getNotes($appUid, $httpData->start, $httpData->limit);
         $response = AppNotes::applyHtmlentitiesInNotes($response);
 
+        // Prepare the response
+        $documents = new Documents();
         $iterator = 0;
-        foreach ($response['array']['notes'] as $value) {
-            $response ['array']['notes'][$iterator]['NOTE_DATE'] = DateTime::convertUtcToTimeZone($value['NOTE_DATE']);
+        foreach ($response['notes'] as $value) {
+            $response['notes'][$iterator]['NOTE_DATE'] = DateTime::convertUtcToTimeZone($value['NOTE_DATE']);
+            $response['notes'][$iterator]['attachments'] = $documents->getFiles($value['NOTE_ID']);
             $iterator++;
         }
 
         require_once("classes/model/Application.php");
-        $oApplication = new Application();
-        $aApplication = $oApplication->Load($appUid);
-        $response['array']['appTitle'] = $aApplication['APP_TITLE'];
+        $application = new Application();
+        $appInfo = $application->Load($appUid);
+        $response['appTitle'] = $appInfo['APP_TITLE'];
 
-        return $response['array'];
+        return $response;
     }
 
     /**
-     * post Note Action
+     * Post a note
      *
      * @param string $httpData->appUid (optional, if it is not passed try use $_SESSION['APPLICATION'])
      * @return array containg the case notes
@@ -143,9 +161,10 @@ class AppProxy extends HttpProxyController
         $this->setSendResponse(false);
 
         //Add note case
-        $appNote = new AppNotes();
+        $cases = new BmCases();
         try {
-            $response = $appNote->addCaseNote($appUid, $usrUid, $noteContent, intval($httpData->swSendMail));
+            $sendMail = intval($httpData->swSendMail);
+            $response = $cases->addNote($appUid, $usrUid, $noteContent, $sendMail);
         } catch (Exception $error) {
             $response = new stdclass();
             $response->success  = 'success';
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Cases.php b/workflow/engine/src/ProcessMaker/BusinessModel/Cases.php
index 15727a9c9..571ab3b66 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Cases.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Cases.php
@@ -14,6 +14,7 @@ use AppHistoryPeer;
 use Application;
 use ApplicationPeer;
 use Applications;
+use AppNotes;
 use AppNotesPeer;
 use AppSolr;
 use BasePeer;
@@ -41,7 +42,7 @@ use ProcessMaker\BusinessModel\User as BmUser;
 use ProcessMaker\Core\System;
 use ProcessMaker\Exception\UploadException;
 use ProcessMaker\Model\Application as ModelApplication;
-use ProcessMaker\Model\AppNotes;
+use ProcessMaker\Model\AppNotes as Notes;
 use ProcessMaker\Model\Delegation;
 use ProcessMaker\Model\Documents;
 use ProcessMaker\Plugins\PluginRegistry;
@@ -3869,16 +3870,25 @@ class Cases
             "NOTE_AVAILABILITY" => "PUBLIC",
             "NOTE_RECIPIENTS" => ""
         ];
-        $response = AppNotes::create($attributes);
+        $newNote = Notes::create($attributes);
         // Get the FK
-        $noteId = $response->NOTE_ID;
+        $noteId = $newNote->NOTE_ID;
 
+        $attachments = [];
         // Register the files related to the note
-        $this->uploadFilesInCaseNotes($userUid, $appUid, $files, $noteId);
+        if (!empty($files) || !empty($_FILES["filesToUpload"])) {
+            $filesResponse = $this->uploadFilesInCaseNotes($userUid, $appUid, $files, $noteId);
+            foreach ($filesResponse['attachments'] as $key => $value) {
+                $attachments[$key] = [];
+                $attachments[$key]['APP_DOC_FILENAME'] = $value['APP_DOC_FILENAME'];
+                $attachments[$key]['LINK'] = "../cases/cases_ShowDocument?a=" . $value["APP_DOC_UID"] . "&v=" . $value["DOC_VERSION"];
+            }
+
+        }
 
         // Send the email
         if ($sendMail) {
-            // @todo refactor this section the files attached need to send in the email
+            // Get the recipients
             $case = new ClassesCases();
             $p = $case->getUsersParticipatedInCase($appUid, 'ACTIVE');
             $noteRecipientsList = [];
@@ -3892,9 +3902,19 @@ class Cases
             $noteRecipients = implode(",", $noteRecipientsList);
             $note = stripslashes($note);
 
-            $note = new \AppNotes();
-            $note->sendNoteNotification($appUid, $userUid, $note, $noteRecipients); 
+            // Send the notification
+            $appNote = new AppNotes();
+            $appNote->sendNoteNotification($appUid, $userUid, $note, $noteRecipients, '', 0, $noteId);
         }
+
+        // Prepare the response
+        $result = [];
+        $result['success'] = 'success';
+        $result['message'] = '';
+        $result['attachments'] = $attachments;
+        $result['attachment_errors'] = [];
+
+        return $result;
     }
 
     /**
@@ -3910,15 +3930,20 @@ class Cases
      */
     public function uploadFilesInCaseNotes($userUid, $appUid, $filesReferences = [], $noteId = 0)
     {
-        if (!empty($_FILES["form"]["name"])) {
+        $files = [];
+        if (!empty($_FILES["filesToUpload"])) {
             $upload = true;
-            // Array from post upload
-            foreach ($_FILES["form"]["name"] as $fileIndex => $fileName) {
-                if (!is_array($fileName)) {
+            // This format is from ext-js multipart
+            $filesName = !empty($_FILES["filesToUpload"]["name"]) ? $_FILES["filesToUpload"]["name"] : [];
+            $filesTmpName = !empty($_FILES["filesToUpload"]["tmp_name"]) ? $_FILES["filesToUpload"]["tmp_name"] : [];
+            $filesError = !empty($_FILES["filesToUpload"]["error"]) ? $_FILES["filesToUpload"]["error"] : [];
+
+            foreach ($filesName as $index => $value) {
+                if (!empty($value)) {
                     $files[] = [
-                        'name' => $_FILES["form"]["name"][$fileIndex],
-                        'tmp_name' => $_FILES["form"]["tmp_name"][$fileIndex],
-                        'error' => $_FILES["form"]["error"][$fileIndex]
+                        'name' => $filesName[$index],
+                        'tmp_name' => $filesTmpName[$index],
+                        'error' => $filesError[$index]
                     ];
                 }
             }
@@ -3941,31 +3966,43 @@ class Cases
 
         // We will to register the files in the database
         $response = [];
+        $response['attachments'] = [];
+        $response['attachment_errors'] = [];
         if (!empty($files)) {
             $i = 0;
+            $j = 0;
             foreach ($files as $fileIndex => $fileName) {
                 // There is no error, the file uploaded with success
                 if ($fileName["error"] === UPLOAD_ERR_OK) {
                     $appDocUid = G::generateUniqueID();
-                    $attributes = [
-                        "DOC_ID" => $noteId,
-                        "APP_DOC_UID" => $appDocUid,
-                        "DOC_VERSION" => 1,
-                        "APP_UID" => $appUid,
-                        "DEL_INDEX" => $delIndex,
-                        "USR_UID" => $userUid,
-                        "DOC_UID" => -1,
-                        "APP_DOC_TYPE" => 'CASE_NOTE',
-                        "APP_DOC_CREATE_DATE" => date("Y-m-d H:i:s"),
-                        "APP_DOC_FILENAME" => $fileName["name"]
-                    ];
-                    Documents::create($attributes);
 
                     // Upload or move the file
                     $isUploaded = saveAppDocument($fileName, $appUid, $appDocUid, 1, $upload);
 
-                    // List of files uploaded or copy
-                    $response[$i++] = $attributes;
+                    // If the file was uploaded correctly we will to register in the DB
+                    if ($isUploaded) {
+                        $attributes = [
+                            "DOC_ID" => $noteId,
+                            "APP_DOC_UID" => $appDocUid,
+                            "DOC_VERSION" => 1,
+                            "APP_UID" => $appUid,
+                            "DEL_INDEX" => $delIndex,
+                            "USR_UID" => $userUid,
+                            "DOC_UID" => -1,
+                            "APP_DOC_TYPE" => 'CASE_NOTE',
+                            "APP_DOC_CREATE_DATE" => date("Y-m-d H:i:s"),
+                            "APP_DOC_FILENAME" => $fileName["name"]
+                        ];
+                        Documents::create($attributes);
+
+                        // List of files uploaded or copy
+                        $response['attachments'][$i++] = $attributes;
+                    } else {
+                        $response['attachment_errors'][$j++] = [
+                            'error' => 'error',
+                            'file' => $fileName["name"]
+                        ];
+                    }
                 } else {
                     throw new UploadException($fileName['error']);
                 }
diff --git a/workflow/engine/src/ProcessMaker/Model/AppNotes.php b/workflow/engine/src/ProcessMaker/Model/AppNotes.php
index 402662991..66c00b43b 100644
--- a/workflow/engine/src/ProcessMaker/Model/AppNotes.php
+++ b/workflow/engine/src/ProcessMaker/Model/AppNotes.php
@@ -44,4 +44,63 @@ class AppNotes extends Model
         'NOTE_AFFECTED_OBJ2',
         'NOTE_RECIPIENTS'
     ];
+
+    /**
+     * Scope a query to filter an specific case
+     *
+     * @param  \Illuminate\Database\Eloquent\Builder $query
+     * @param  string $appUid
+     * @return \Illuminate\Database\Eloquent\Builder
+     */
+    public function scopeAppUid($query, string $appUid)
+    {
+        return $query->where('APP_UID', $appUid);
+    }
+
+    /**
+     * Return the documents related to the case
+     *
+     * @param string $appUid
+     * @param int $start
+     * @param int $limit
+     * @param string $dir
+     *
+     * @return array
+     */
+    public static function getNotes(string $appUid, $start = 0, $limit = 25, $dir = 'DESC')
+    {
+        $query = AppNotes::query()->select([
+            'NOTE_ID',
+            'APP_UID',
+            'NOTE_DATE',
+            'NOTE_CONTENT',
+            'NOTE_TYPE',
+            'NOTE_AVAILABILITY',
+            'USERS.USR_UID',
+            'USERS.USR_USERNAME',
+            'USERS.USR_FIRSTNAME',
+            'USERS.USR_LASTNAME'
+        ]);
+        $query->leftJoin('USERS', function ($join) {
+            $join->on('USERS.USR_UID', '=', 'APP_NOTES.USR_UID');
+        });
+        $query->appUid($appUid);
+        $query->orderBy('NOTE_DATE', $dir);
+        // Add pagination to the query
+        $query->offset($start)->limit($limit);
+
+        $results = $query->get();
+        $notes = [];
+        $notes['notes'] = [];
+        $results->each(function ($item, $key) use (&$notes) {
+            $row = $item->toArray();
+            $row['NOTE_CONTENT'] = stripslashes($row['NOTE_CONTENT']);
+            $notes['notes'][] = $row;
+        });
+
+        // Add the total of rows to return
+        $notes['totalCount'] = $limit;
+
+        return $notes;
+    }
 }
diff --git a/workflow/engine/src/ProcessMaker/Model/Documents.php b/workflow/engine/src/ProcessMaker/Model/Documents.php
index 85939198d..ec9b45d59 100644
--- a/workflow/engine/src/ProcessMaker/Model/Documents.php
+++ b/workflow/engine/src/ProcessMaker/Model/Documents.php
@@ -64,7 +64,7 @@ class Documents extends Model
      * Scope a query to filter an specific case
      *
      * @param  \Illuminate\Database\Eloquent\Builder $query
-     * @param  string $proUid
+     * @param  string $appUid
      * @return \Illuminate\Database\Eloquent\Builder
      */
     public function scopeAppUid($query, string $appUid)
@@ -72,10 +72,22 @@ class Documents extends Model
         return $query->where('APP_UID', $appUid);
     }
 
+    /**
+     * Scope a query to filter an specific reference file
+     *
+     * @param  \Illuminate\Database\Eloquent\Builder $query
+     * @param  int $docId
+     * @return \Illuminate\Database\Eloquent\Builder
+     */
+    public function scopeDocId($query, int $docId)
+    {
+        return $query->where('DOC_ID', $docId);
+    }
+
     /**
      * Return the documents related to the case
      *
-     * @param int $proId
+     * @param string $appUid
      * @param string $type
      *
      * @return array
@@ -96,7 +108,9 @@ class Documents extends Model
 
     /**
      * Get attached files from the case note.
+     *
      * @param string $appUid
+     *
      * @return object
      */
     public static function getAttachedFilesFromTheCaseNote(string $appUid)
@@ -109,4 +123,26 @@ class Documents extends Model
                 ->get();
         return $result;
     }
+
+    /**
+     * Return the documents related to the specific DOC_ID
+     *
+     * @param int $docId
+     *
+     * @return array
+     */
+    public static function getFiles(int $docId)
+    {
+        $query = Documents::query()->select(['APP_DOC_UID', 'APP_DOC_FILENAME', 'DOC_VERSION']);
+        $query->docId($docId);
+        $results = $query->get();
+        $documentList = [];
+        $results->each(function ($item, $key) use (&$documentList) {
+            $row = $item->toArray();
+            $row['LINK'] = "../cases/cases_ShowDocument?a=" . $row["APP_DOC_UID"] . "&v=" . $row["DOC_VERSION"];
+            $documentList[] = $row;
+        });
+
+        return $documentList;
+    }
 }
diff --git a/workflow/engine/src/ProcessMaker/Util/helpers.php b/workflow/engine/src/ProcessMaker/Util/helpers.php
index a844b2eaa..e63d20a30 100644
--- a/workflow/engine/src/ProcessMaker/Util/helpers.php
+++ b/workflow/engine/src/ProcessMaker/Util/helpers.php
@@ -617,22 +617,24 @@ function saveAppDocument($file, $appUid, $appDocUid, $version = 1, $upload = tru
     try {
         $info = pathinfo($file["name"]);
         $extension = ((isset($info["extension"])) ? $info["extension"] : "");
-        //$pathCase = G::getPathFromUID($appUid);
         $fileName = $appDocUid . "_" . $version . "." . $extension;
 
         $pathCase = PATH_DATA_SITE . 'files' . PATH_SEP . G::getPathFromUID($appUid) . PATH_SEP;
 
         $response = false;
         if ($upload) {
-            $response = G::uploadFile(
+            G::uploadFile(
                 $file["tmp_name"],
                 $pathCase,
                 $fileName
             );
+            $response = true;
         } else {
             G::verifyPath($pathCase, true);
             $response = copy($file["tmp_name"], $pathCase . $fileName);
         }
+
+        return $response;
     } catch (Exception $e) {
         throw $e;
     }