Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /volume1/www/gosia/designconcept/webroot/arts/51/pChart/pData.class:126
Stack trace:
#0 /volume1/www/gosia/designconcept/webroot/arts/51/wykres1.php(8): pData->AddPoint(Array, 'Serie1')
#1 {main}
  thrown in /volume1/www/gosia/designconcept/webroot/arts/51/pChart/pData.class on line 126