fix infinite layout update

src/Umbraco.Web.UI.Client/src/libs/extension-api/controller/base-extension-initializer.controller.ts

@@ -250,6 +250,11 @@ export abstract class UmbBaseExtensionInitializer<
 	}
 
 	#onConditionsChangedCallback = async () => {
+		if (this.#manifest === undefined) {
+			// This is cause by this controller begin destroyed in the mean time. [NL]
+			// When writing this the only plausible case is a call from the conditionController to the onChange callback.
+			return;
+		}
 		// We will collect old value here, but we need to re-collect it after a async method have been called, as it could have changed in the mean time. [NL]
 		let oldValue = this.#isPermitted ?? false;
 
@@ -299,7 +304,7 @@ export abstract class UmbBaseExtensionInitializer<
 	protected abstract _conditionsAreBad(): Promise<void>;
 
 	public equal(otherClass: UmbBaseExtensionInitializer | undefined): boolean {
-		return otherClass?.manifest === this.manifest;
+		return otherClass?.manifest === this.#manifest;
 	}
 
 	/*

src/Umbraco.Web.UI.Client/src/packages/block/block/workspace/block-workspace.context.ts

@@ -348,10 +348,15 @@ export class UmbBlockWorkspaceContext<LayoutDataType extends UmbBlockLayoutBaseM
 	 * in the backoffice UI.
 	 */
 	establishLiveSync() {
+		let initialLayoutSet = true;
 		this.observe(
 			this.layout,
 			(layoutData) => {
 				if (layoutData) {
+					if (initialLayoutSet) {
+						initialLayoutSet = false;
+						return;
+					}
 					this.#blockManager?.setOneLayout(
 						layoutData,
 						this.#modalContext?.data.originData as UmbBlockWorkspaceOriginData,