SyntaxError: Identifier 'PageContent' has already been declared

[pilathraj]

I Just Clone this your application and trying to run, When i access https://localhost:44339/About page I got following error.

**SyntaxError**: Identifier 'PageContent' has already been declared
**Description**: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

**Exception Details**: Microsoft.ClearScript.ScriptEngineException: SyntaxError: Identifier 'PageContent' has already been declared

**Source Error:**
Line 8:          Dim env = React.ReactEnvironment.Current
Line 9:          Dim objectModel = New With {Key .user = "React User"}
Line 10:         Dim reactComponent = env.CreateComponent("PageContent", objectModel)
Line 11: 
Line 12:         PageContent.Text = reactComponent.RenderHtml()

Can you please advice me.