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The following error is presented when saving the configuration of Nop Attachements:
The ViewData item that has the key 'WidgetZone' is of type 'System.String' but must be of type 'IEnumerable<SelectListItem>'.
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: System.InvalidOperationException: The ViewData item that has the key 'WidgetZone' is of type 'System.String' but must be of type 'IEnumerable<SelectListItem>'.
Source Error:
[No relevant source lines]
Source File: c:\Windows\Microsoft.NET\Framework64\v4.0.30319\Temporary ASP.NET Files\nop35.web\9da03a5d\17944200\App_Web_sevenspikes.nop.plugins.attachments.views.attachmentspluginadmin.settings.cshtml.a1a762cd.vwt6fmf_.0.cs Line: 0
Stack Trace:
[InvalidOperationException: The ViewData item that has the key 'WidgetZone' is of type 'System.String' but must be of type 'IEnumerable<SelectListItem>'.]
System.Web.Mvc.Html.SelectExtensions.GetSelectData(HtmlHelper htmlHelper, String name) +442
System.Web.Mvc.Html.SelectExtensions.SelectInternal(HtmlHelper htmlHelper, ModelMetadata metadata, String optionLabel, String name, IEnumerable`1 selectList, Boolean allowMultiple, IDictionary`2 htmlAttributes) +151
System.Web.Mvc.Html.SelectExtensions.DropDownListHelper(HtmlHelper htmlHelper, ModelMetadata metadata, String expression, IEnumerable`1 selectList, String optionLabel, IDictionary`2 htmlAttributes) +41
System.Web.Mvc.Html.SelectExtensions.DropDownListFor(HtmlHelper`1 htmlHelper, Expression`1 expression, IEnumerable`1 selectList) +99
ASP._Page_Views_AttachmentsPluginAdmin_SevenSpikes_Nop_Plugins_Attachments_Views_AttachmentsPluginAdmin_Settings_cshtml.Execute() in c:\Windows\Microsoft.NET\Framework64\v4.0.30319\Temporary ASP.NET Files\nop35.web\9da03a5d\17944200\App_Web_sevenspikes.nop.plugins.attachments.views.attachmentspluginadmin.settings.cshtml.a1a762cd.vwt6fmf_.0.cs:0
System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +280
System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +126
System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +125
System.Web.Mvc.ViewResultBase.ExecuteResult(ControllerContext context) +380
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +109
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +890
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +890
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +890
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +890
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +890
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultWithFilters(ControllerContext controllerContext, IList`1 filters, ActionResult actionResult) +97
System.Web.Mvc.Async.<>c__DisplayClass21.<BeginInvokeAction>b_
The ViewData item that has the key 'WidgetZone' is of type 'System.String' but must be of type 'IEnumerable<SelectListItem>'.
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: System.InvalidOperationException: The ViewData item that has the key 'WidgetZone' is of type 'System.String' but must be of type 'IEnumerable<SelectListItem>'.
Source Error:
[No relevant source lines]
Source File: c:\Windows\Microsoft.NET\Framework64\v4.0.30319\Temporary ASP.NET Files\nop35.web\9da03a5d\17944200\App_Web_sevenspikes.nop.plugins.attachments.views.attachmentspluginadmin.settings.cshtml.a1a762cd.vwt6fmf_.0.cs Line: 0
Stack Trace:
[InvalidOperationException: The ViewData item that has the key 'WidgetZone' is of type 'System.String' but must be of type 'IEnumerable<SelectListItem>'.]
System.Web.Mvc.Html.SelectExtensions.GetSelectData(HtmlHelper htmlHelper, String name) +442
System.Web.Mvc.Html.SelectExtensions.SelectInternal(HtmlHelper htmlHelper, ModelMetadata metadata, String optionLabel, String name, IEnumerable`1 selectList, Boolean allowMultiple, IDictionary`2 htmlAttributes) +151
System.Web.Mvc.Html.SelectExtensions.DropDownListHelper(HtmlHelper htmlHelper, ModelMetadata metadata, String expression, IEnumerable`1 selectList, String optionLabel, IDictionary`2 htmlAttributes) +41
System.Web.Mvc.Html.SelectExtensions.DropDownListFor(HtmlHelper`1 htmlHelper, Expression`1 expression, IEnumerable`1 selectList) +99
ASP._Page_Views_AttachmentsPluginAdmin_SevenSpikes_Nop_Plugins_Attachments_Views_AttachmentsPluginAdmin_Settings_cshtml.Execute() in c:\Windows\Microsoft.NET\Framework64\v4.0.30319\Temporary ASP.NET Files\nop35.web\9da03a5d\17944200\App_Web_sevenspikes.nop.plugins.attachments.views.attachmentspluginadmin.settings.cshtml.a1a762cd.vwt6fmf_.0.cs:0
System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +280
System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +126
System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +125
System.Web.Mvc.ViewResultBase.ExecuteResult(ControllerContext context) +380
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +109
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +890
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +890
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +890
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +890
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +890
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultWithFilters(ControllerContext controllerContext, IList`1 filters, ActionResult actionResult) +97
System.Web.Mvc.Async.<>c__DisplayClass21.<BeginInvokeAction>b_
