Submit a warranty form

System.FormatException: Unrecognized Guid format.
   at System.Guid.GuidResult.SetFailure(ParseFailureKind failure, String failureMessageID, Object failureMessageFormatArgument, String failureArgumentName, Exception innerException)
   at System.Guid.TryParseGuid(String g, GuidStyles flags, GuidResult& result)
   at System.Guid..ctor(String g)
   at ASP._Page_Views_MacroPartials_InsertUmbracoFormWithTheme_cshtml.Execute() in D:\home\site\wwwroot\Views\MacroPartials\InsertUmbracoFormWithTheme.cshtml:line 40
   at System.Web.WebPages.WebPageBase.ExecutePageHierarchy()
   at System.Web.Mvc.WebViewPage.ExecutePageHierarchy()
   at System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage)
   at Umbraco.Web.Mvc.ProfilingView.Render(ViewContext viewContext, TextWriter writer) in D:\a\1\s\src\Umbraco.Web\Mvc\ProfilingView.cs:line 25
   at Umbraco.Web.Mvc.ControllerExtensions.RenderViewResultAsString(ControllerBase controller, ViewResultBase viewResult) in D:\a\1\s\src\Umbraco.Web\Mvc\ControllerExtensions.cs:line 80
   at Umbraco.Web.Macros.PartialViewMacroEngine.Execute(MacroModel macro, IPublishedContent content) in D:\a\1\s\src\Umbraco.Web\Macros\PartialViewMacroEngine.cs:line 98
   at Umbraco.Web.Macros.MacroRenderer.<>c__DisplayClass17_0.<ExecuteMacroOfType>b__0() in D:\a\1\s\src\Umbraco.Web\Macros\MacroRenderer.cs:line 335
   at Umbraco.Web.Macros.MacroRenderer.ExecuteProfileMacroWithErrorWrapper(MacroModel macro, String msgIn, Func`1 getMacroContent, Func`1 msgErr) in D:\a\1\s\src\Umbraco.Web\Macros\MacroRenderer.cs:line 306
   at Umbraco.Web.Macros.MacroRenderer.ExecuteMacroWithErrorWrapper(MacroModel macro, String msgIn, String msgOut, Func`1 getMacroContent, Func`1 msgErr) in D:\a\1\s\src\Umbraco.Web\Macros\MacroRenderer.cs:line 265
   at Umbraco.Web.Macros.MacroRenderer.ExecuteMacroOfType(MacroModel model, IPublishedContent content) in D:\a\1\s\src\Umbraco.Web\Macros\MacroRenderer.cs:line 332
   at Umbraco.Web.Macros.MacroRenderer.Render(MacroModel macro, IPublishedContent content, IDictionary pageElements) in D:\a\1\s\src\Umbraco.Web\Macros\MacroRenderer.cs:line 238
   at Umbraco.Web.UmbracoComponentRenderer.RenderMacro(IPublishedContent content, String alias, IDictionary`2 parameters) in D:\a\1\s\src\Umbraco.Web\UmbracoComponentRenderer.cs:line 131
   at Umbraco.Web.UmbracoComponentRenderer.RenderMacro(Int32 contentId, String alias, IDictionary`2 parameters) in D:\a\1\s\src\Umbraco.Web\UmbracoComponentRenderer.cs:line 102
   at ASP._Page_Views_Partials_grid_danfoss_editors_macro_cshtml.Execute() in D:\home\site\wwwroot\Views\Partials\grid.danfoss\editors\macro.cshtml:line 15
   at System.Web.WebPages.WebPageBase.ExecutePageHierarchy()
   at System.Web.Mvc.WebViewPage.ExecutePageHierarchy()
   at System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage)
   at Umbraco.Web.Mvc.ProfilingView.Render(ViewContext viewContext, TextWriter writer) in D:\a\1\s\src\Umbraco.Web\Mvc\ProfilingView.cs:line 25
   at System.Web.Mvc.Html.PartialExtensions.Partial(HtmlHelper htmlHelper, String partialViewName, Object model, ViewDataDictionary viewData)
   at ASP._Page_Views_Partials_grid_danfoss_editors_base_cshtml.Execute() in D:\home\site\wwwroot\Views\Partials\grid.danfoss\editors\base.cshtml:line 20