When pushing the button "Validate & process batch" after entering contributions, the screen seems to refresh... but nothing is processed: no contribution is added, no confirmation email is sent.
Drupal watchlog shows this backtrace:
$backTrace =
#0 .../sites/all/modules/civicrm/CRM/Core/Error.php(378): CRM_Core_Error::backtrace("backTrace", TRUE)
#1 .../sites/all/modules/civicrm/CRM/Utils/Request.php(120): CRM_Core_Error::fatal("Could not find valid value for id")
#2 .../sites/all/modules/civicrm/CRM/Batch/Form/Entry.php(89): CRM_Utils_Request::retrieve("id", "Positive", Object(CRM_Batch_Form_Entry), TRUE)
#3 .../sites/all/modules/civicrm/CRM/Core/Form.php(543): CRM_Batch_Form_Entry->preProcess()
#4 .../sites/all/modules/civicrm/CRM/Core/QuickForm/Action/Display.php(92): CRM_Core_Form->buildForm()
#5 .../sites/all/modules/civicrm/packages/HTML/QuickForm/Controller.php(203): CRM_Core_QuickForm_Action_Display->perform(Object(CRM_Batch_Form_Entry), "display")
#6 .../sites/all/modules/civicrm/packages/HTML/QuickForm/Page.php(103): HTML_QuickForm_Controller->handle(Object(CRM_Batch_Form_Entry), "display")
#7 .../sites/all/modules/civicrm/CRM/Core/Controller.php(351): HTML_QuickForm_Page->handle("display")
#8 .../sites/all/modules/civicrm/CRM/Utils/Wrapper.php(113): CRM_Core_Controller->run()
#9 .../sites/all/modules/civicrm/CRM/Core/Invoke.php(282): CRM_Utils_Wrapper->run("CRM_Batch_Form_Entry", NULL, (Array:0))
#10 .../sites/all/modules/civicrm/CRM/Core/Invoke.php(84): CRM_Core_Invoke::runItem((Array:12))
#11 .../sites/all/modules/civicrm/CRM/Core/Invoke.php(52): CRM_Core_Invoke::_invoke((Array:3))
#12 .../sites/all/modules/civicrm/drupal/civicrm.module(448): CRM_Core_Invoke::invoke((Array:3))
#13 .../includes/menu.inc(527): civicrm_invoke("batch", "entry")
#14 .../index.php(21): menu_execute_active_handler()
#15 {main}
Where to find (or add) this id value? Or is it another issue?
CiviCRM 4.7.29 Drupal 7.56