ERROR - 16-07-2024 7:16 : Instance k108 | Page: 398 (jpalio.pswe.view.Main) | Object: 1429 (jpalio.pswe.view.Category) Line: 17, Col: 35 | Stack ->1373[21,2]->1429[17,35] | Wyjątek w wywołaniu metody null
java.lang.NullPointerException