Uncaught TypeError: Cannot read properties of null (reading 'x')

[hanj73]

Describe the bug TypeError exception occurs when we navigate back while observing a blazor component.

To Reproduce Steps to reproduce the behavior:

1. Go to a page with a blazor component that is being observed.
2. Navigate back using JSRuntime.InvokeVoidAsync("history.go", "-1");
3. See error

Expected behavior No exception when navigating back

Screenshots Uncaught TypeError TypeError: Cannot read properties of null (reading 'x') at t (C:\Users\######\.nuget\packages\blazorintersectionobserver\3.1.0\staticwebassets\blazor-intersection-observer.min.js:1:255) at (C:\Users\######\.nuget\packages\blazorintersectionobserver\3.1.0\staticwebassets\blazor-intersection-observer.min.js:1:528) at (C:\Users\######\.nuget\packages\blazorintersectionobserver\3.1.0\staticwebassets\blazor-intersection-observer.min.js:1:545) at (C:\Users\######\.nuget\packages\blazorintersectionobserver\3.1.0\staticwebassets\blazor-intersection-observer.min.js:1:210)

Desktop (please complete the following information):

• OS: [Windows]
• Browser [Chrome/Edge/Firefox]
• Version [110.0.5481.177/110.0.1587.50/110.0]

Additional context I can't reproduce this issue on my machine, but it happens every time on my colleague's machine. We'll provide an update on this when we have more details.

[harry-flw]

Hello. I have the same issue. I have used https://github.com/stavroskasidis/BlazorDialog . And every time when I click to open "Modal Dialog" the same TypeError exception occurs.