MudChip OnClick breaks in latest version (5.1.5)

[MJohnsson]

Bug type

Component

Component name

MudChip

What happened?

MudChip's OnClick seems to throw an error (nullRef on some class). I've tried several different ways of calling the click-event, but same result.

Expected behavior

The OnClick-event is fired

Reproduction link

https://try.mudblazor.com/snippet/QaGbEZcMeTMxLvGR

Reproduction steps

1. compile/run
2. error

Relevant log output

System.NullReferenceException: Object reference not set to an instance of an object.
   at MudBlazor.MudChip.get_Classname()
   at MudBlazor.MudChip.BuildRenderTree(RenderTreeBuilder __builder)
   at Microsoft.AspNetCore.Components.Rendering.ComponentState.RenderIntoBatch(RenderBatchBuilder batchBuilder, RenderFragment renderFragment)
   at Microsoft.AspNetCore.Components.RenderTree.Renderer.RenderInExistingBatch(RenderQueueEntry renderQueueEntry)
   at Microsoft.AspNetCore.Components.RenderTree.Renderer.ProcessRenderQueue()

Version (bug)

5.1.5

Version (working)

5.1.4

What browsers are you seeing the problem on?

Chrome

On what operating system are you experiencing the issue?

Windows

Pull Request

• I would like to do a Pull Request

Code of Conduct

• I agree to follow this project's Code of Conduct

[boukenka]

@JonBunator Thank you for the fix. @henon I hope it will be released soon. After the upgrade to the last version, there is no more the display of Chips.