Fix negative EXP level cap bug

src/ui/summary-ui-handler.ts

@@ -538,7 +538,7 @@ export default class SummaryUiHandler extends UiHandler {
         statsContainer.add(expText);
 
         const nextLvExp = this.pokemon.level < this.scene.getMaxExpLevel()
-          ? getLevelTotalExp(this.pokemon.level + 1, this.pokemon.species.growthRate) - this.pokemon.levelExp
+          ? getLevelTotalExp(this.pokemon.level + 1, this.pokemon.species.growthRate) - this.pokemon.exp
           : 0;
         const nextLvExpText = addTextObject(this.scene, 208, 128, nextLvExp.toString(), TextStyle.WINDOW);
         nextLvExpText.setOrigin(1, 0);