Hi @aKocen
Does the following file exist at your website?
\App_Data\Composite\InlineCSharpFunctions\Widgets.FontIconSelector.GetIconsNames.cs
It looks like the function is coming from another package, that has to be required there.
Which starter site did you use for your website?
Does the following file exist at your website?
\App_Data\Composite\InlineCSharpFunctions\Widgets.FontIconSelector.GetIconsNames.cs
It looks like the function is coming from another package, that has to be required there.
Which starter site did you use for your website?