--- /sites/all/modules/administerusersbyrole/administerusersbyrole.module.orig	Wed Nov 15 09:34:28 2012
+++ /sites/all/modules/administerusersbyrole/administerusersbyrole.module	Sat Sep 15 16:52:40 2012
@@ -115,14 +115,14 @@
  */
 function administerusersbyrole_form_user_multiple_cancel_confirm_alter(&$form, &$form_state) {
   $anyallowed = FALSE;
-  foreach (array_filter($form_state['post']['accounts']) as $uid => $value) {
+  foreach (array_filter($form_state['input']['accounts']) as $uid => $value) {
     $account = user_load($uid);
     if (_administerusersbyrole_can_cancel_user($account)) {
       $anyallowed = TRUE;
     }
     else {
       drupal_set_message(t('You do not have permission to cancel %user.', array('%user' => $account->name)), 'error');
-      unset($form_state['post']['accounts'][$uid]);
+      unset($form_state['input']['accounts'][$uid]);
       unset($form['accounts'][$uid]);
     }
   }