Harden the preCreate quantity increase to use source IDs in finding the item

module/documents/Actor/GenericActor.mjs

@@ -15,9 +15,11 @@ export class DotDungeonActor extends Actor {
 		};
 	};
 
-	async preItemEmbed(data) {
-		let embedded = this.itemTypes[data.type].find(i => {
-			return i.name === data.name
+	async preItemEmbed(item) {
+
+		// Increases the quantity of already present items if they match via source
+		let embedded = this.itemTypes[item.type].find(i => {
+			return i.getFlag(`core`, `sourceId`) === `Item.${item.id}`
 		});
 		if (embedded) {
 			await embedded.update({"system.quantity": embedded.system.quantity + 1});

module/documents/Item/Aspect.mjs

@@ -1,7 +1,7 @@
 import { DotDungeonItem } from "./GenericItem.mjs";
 
 export class Aspect extends DotDungeonItem {
-	async _preCreate(...args) {
+	async _preCreate() {
 		if (this.isEmbedded) {
 			if (this.actor.atAspectLimit) {
 				ui.notifications.error(
@@ -14,7 +14,7 @@ export class Aspect extends DotDungeonItem {
 				return false;
 			};
 
-			return await this.actor?.preItemEmbed(...args);
+			return await this.actor?.preItemEmbed(this);
 		};
 	}
 };

module/documents/Item/GenericItem.mjs

@@ -1,7 +1,7 @@
 export class DotDungeonItem extends Item {
-	async _preCreate(...args) {
+	async _preCreate() {
 		if (this.isEmbedded) {
-			return await this.actor?.preItemEmbed(...args);
+			return await this.actor?.preItemEmbed(this);
 		};
 	};