avoid empty title when error message contains invalid utf8

1 files changed, 1 insertions, 1 deletions

diff --git a/it.class b/it.class
index 723a202..0c356d5 100644
--- a/it.class
+++ b/it.class
@@ -162,7 +162,7 @@ static function error($p = array(), $extra = null)
 		return $p['fatal'] ? self::_exit($p) : null;
 
 	$p['title'] = $p[0] ?: $p['title']; # handle 'it_error' => "oops" that was cast to array on the way
-	$p['title'] = grapheme_substr($p['title'], 0, 2000);
+	$p['title'] = grapheme_substr($p['title'], 0, 2000) ?: substr($p['title'], 0, 2000);
 
 	if ($extra)
 		$p = ['title' => 'extraneous params passed to it::error', 'fatal' => $p['fatal']];