the following strings are not defined :

• [[nomorechainattempts]] : used in the file ./locallib/require.php, in the function 'moreattempts', here :
  if ($shorterror) {
  $error = get_string('nomore'.$type.'attempts', 'taskchain');

• [[attemptsallowed]] : used in the file ./renderer.php, in the function 'entryoptions', here :
  if ($this->TC->chain->attemptlimit > 1) {
  $table->data[] = new html_table_row(array(
  new html_table_cell(get_string('attemptsallowed', 'task').':'),