Template Error: HandlebarsDotNet.HandlebarsRuntimeException: Template references a helper that cannot be resolved. Helper 'index' at HandlebarsDotNet.Helpers.MissingHelperDescriptor.Invoke(HelperOptions& options, Context& context, Arguments& arguments) at HandlebarsDotNet.Helpers.LateBindHelperDescriptor.Invoke(HelperOptions& options, Context& context, Arguments& arguments) at lambda_method(Closure , EncodedTextWriter& , BindingContext ) at HandlebarsDotNet.Iterators.EnumerableIterator`2.Iterate(EncodedTextWriter& writer, BindingContext context, ChainSegment[] blockParamsVariables, Object input, TemplateDelegate template, TemplateDelegate ifEmpty) at HandlebarsDotNet.Compiler.Iterator.Iterate(BindingContext context, EncodedTextWriter writer, ChainSegment[] blockParamsVariables, Object target, TemplateDelegate template, TemplateDelegate ifEmpty) at lambda_method(Closure , EncodedTextWriter& , BindingContext ) at HandlebarsDotNet.HandlebarsEnvironment.<>c__DisplayClass19_0.b__0(TextWriter writer, Object context, Object data) at HandlebarsDotNet.HandlebarsEnvironment.<>c__DisplayClass20_0.b__0(Object context, Object data) at SF.Foundation.Handlebars.HandlebarManager.GetTemplatedContent(HtmlHelper helper, Item handlebarTemplate)