@@ -504,7 +504,7 @@ export class View extends ViewCommon {
 
     public getLocationRelativeTo(otherView: ViewCommon): Point {
         if (!this.nativeViewProtected || !this.nativeViewProtected.getWindowToken() ||
-            !otherView.nativeViewProtected || !otherView.nativeViewProtected.getWindowToken() ||
+            !otherView || !otherView.nativeViewProtected || !otherView.nativeViewProtected.getWindowToken() ||
             this.nativeViewProtected.getWindowToken() !== otherView.nativeViewProtected.getWindowToken()) {
             return undefined;
         }
 
@@ -138,7 +138,7 @@ export class Frame extends FrameBase {
         // In this case call _navigateCore in order to recreate the current fragment.
         // Don't call navigate because it will fire navigation events. 
         // As JS instances are alive it is already done for the current page.
-        if (!this.isLoaded || !this._attachedToWindow) {
+        if (!this.isLoaded || this._executingEntry || !this._attachedToWindow) {
             return;
         }
Original file line number	Diff line number	Diff line change
`@@ -504,7 +504,7 @@ export class View extends ViewCommon {`
`504`	`504`
`505`	`505`	`public getLocationRelativeTo(otherView: ViewCommon): Point {`
`506`	`506`	`if (!this.nativeViewProtected \|\| !this.nativeViewProtected.getWindowToken() \|\|`
`507`		`- !otherView.nativeViewProtected \|\| !otherView.nativeViewProtected.getWindowToken() \|\|`
	`507`	`+ !otherView \|\| !otherView.nativeViewProtected \|\| !otherView.nativeViewProtected.getWindowToken() \|\|`
`508`	`508`	`this.nativeViewProtected.getWindowToken() !== otherView.nativeViewProtected.getWindowToken()) {`
`509`	`509`	`return undefined;`
`510`	`510`	`}`
Original file line number	Diff line number	Diff line change
`@@ -138,7 +138,7 @@ export class Frame extends FrameBase {`
`138`	`138`	`// In this case call _navigateCore in order to recreate the current fragment.`
`139`	`139`	`// Don't call navigate because it will fire navigation events.`
`140`	`140`	`// As JS instances are alive it is already done for the current page.`
`141`		`- if (!this.isLoaded \|\| !this._attachedToWindow) {`
	`141`	`+ if (!this.isLoaded \|\| this._executingEntry \|\| !this._attachedToWindow) {`
`142`	`142`	`return;`
`143`	`143`	`}`
`144`	`144`