Problem: keine Response! wenn die selbe BSP Seite mehrmals aufgerufen!!

Code: Alles auswählen.

loop at it_data .....
  ......
  ......

   CALL METHOD cl_http_ext_webapp=>create_url_for_bsp_application
      EXPORTING
        bsp_application      = iv_app
        bsp_start_page       = iv_page
        bsp_start_parameters = lt_params      
      IMPORTING
        abs_url              = lv_url.

*   Create internal http client
    CALL METHOD cl_http_client=>create_internal
      IMPORTING
        client            = lr_http_client
      EXCEPTIONS
        plugin_not_active = 1
        internal_error    = 2
        OTHERS            = 3.
    IF sy-subrc <> 0.
      ev_error = abap_true.
      RETURN.
    ENDIF.

    cl_http_utility=>set_request_uri( request  = lr_http_client->request
                                                        uri      = lv_url ).

    lr_http_client->request->set_header_field( name  = '~request_method'
                                                                   value = 'GET' ).

    lr_http_client->request->set_header_field( name  = 'user-agent'
                                                                   value = 'Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1)' ). 

*   Send and recieve
    lr_http_client->send(
      EXCEPTIONS
        http_communication_failure = 1
        http_invalid_state         = 2
        http_processing_failed     = 3
        http_invalid_timeout       = 4
        OTHERS                     = 5
    ).
    IF sy-subrc = 0.
      lr_http_client->receive(
        EXCEPTIONS
          http_communication_failure = 1
          http_invalid_state         = 2
          http_processing_failed     = 3
          OTHERS                     = 4
      ).
    ENDIF.

    IF sy-subrc <> 0.
      CALL METHOD lr_http_client->get_last_error
        IMPORTING
          code    = lv_rc
          message = lv_message.
      ev_error = abap_true.
      RETURN.
    ENDIF.

    lr_http_client->response->get_status( IMPORTING code   = lv_rc
                                                                              reason = lv_reason ).
    IF lv_rc = 200.
      ev_html = lr_http_client->response->get_cdata( ).
    ELSE.
      ev_error = abap_true.
      RETURN.
    ENDIF.

    lr_http_client->close( ).
endloop.