src/View/FormHelper.php
public function processDataException($e)
    {
        $errorMsg = $e->getMessage();
        Openbizx::$app->getLog()->log(LOG_ERR, "DATAOBJ", "DataObj error = ".$errorMsg);
        //Openbizx::$app->getClientProxy()->showClientAlert($errorMsg);   //showErrorMessage($errorMsg);
        //Openbizx::$app->getClientProxy()->showErrorMessage($errorMsg);	
        $e->no_exit=true;        
	    ErrorHandler::exceptionHandler($e);
    }
public function processDataException($e)
    {
        $errorMsg = $e->getMessage();
        Openbizx::$app->getLog()->log(LOG_ERR, "DATAOBJ", "DataObj error = ".$errorMsg);
        //Openbizx::$app->getClientProxy()->showClientAlert($errorMsg);   //showErrorMessage($errorMsg);
        //Openbizx::$app->getClientProxy()->showErrorMessage($errorMsg);	
        $e->no_exit=true;        
	    ErrorHandler::exceptionHandler($e);
    }
Handle the exception from DataObj method,
report the error as an alert window

@param int $errCode
@return string