kolejny if error die

SE/dev/php-cli/biale_plamy-generate_data.php

@@ -147,10 +147,11 @@ foreach ($ways2cut as $way_key => $xpoint_keys) {
 
 	$startPoint = $way->startPoint();
 	$endPoint = $way->endPoint();
-	$way = new LineString(array($startPoint, $sub_xpoints[0]));
-	$ways_asText[$way_key] = $way->asText();
-	$ways_2ID_Way[$way_key]=$ID_Way;
-
+	if($sub_xpoints[0]) and $startPoint) { // sypie erorrami
+		$way = new LineString(array($startPoint, $sub_xpoints[0]));
+		$ways_asText[$way_key] = $way->asText();
+		$ways_2ID_Way[$way_key]=$ID_Way;
+	}
 	
 	for ($i = 0; $i < $n = count($sub_xpoints) - 1; $i++) {
 		$way = new LineString(array($sub_xpoints[$i], $sub_xpoints[$i+1]));