fix(ViewWrapper): Do not bug if VIEW_ENTRYPOINT is not defined for the view

src/ViewWrapper.ts

@@ -21,8 +21,15 @@ export class ViewWrapper {
             if (this._VIEW_ENTRYPOINT === undefined) {
                 fetchViewData()
                     .then((viewData) => {
-                        this._VIEW_ENTRYPOINT = viewData.VIEW_ENTRYPOINT;
-                        resolve(this._VIEW_ENTRYPOINT);
+                        if (viewData.VIEW_ENTRYPOINT !== undefined) {
+                            this._VIEW_ENTRYPOINT = viewData.VIEW_ENTRYPOINT;
+                            resolve(this._VIEW_ENTRYPOINT as View);
+                        } else {
+                            console.error(
+                                `There is no VIEW_ENTRYPOINT for the view {viewData.name} ({viewData.url})`
+                            );
+                            reject();
+                        }
                     })
                     .catch((e) => {
                         console.error('Error fetching view data : ', e);