Blazor Run Error

I have no idea what this is, but was working on an application, I hit run (had done this many times before and had made no changes) and got this error.

Any help is appreciated.

Same thing is in the Radzen Log

There is invalid meta code in some of your pages. Please zip your meta folder and send it to us at

Here is the error:

Sorry..fat fingered it i guess...thanks for the look!!!!