BUG 13528 Error en el uso de grillas con campos requeridos SOLVED

- In some PHP versions the global variables behaviour was changed
- Add the global declaration before load required variables template

workflow/engine/methods/cases/cases_SaveData.php

@@ -311,6 +311,7 @@ try {
         $_POST['next_step'] = $aNextStep;
         $_POST['previous_step'] = $oCase->getPreviousStep( $_SESSION['PROCESS'], $_SESSION['APPLICATION'], $_SESSION['INDEX'], $_SESSION['STEP_POSITION'] );
         $_POST['req_val'] = $missing_req_values;
+        global $G_PUBLISH;
         $G_PUBLISH = new Publisher();
         $G_PUBLISH->AddContent( 'view', 'cases/missRequiredFields' );
         G::RenderPage( 'publish', 'blank' );