Error message: Exception of type 'System.OutOfMemoryException' was thrown.

Url: https://vrontinos.gr/skin.aspx?lang=en&itemtype=ProductCategory&itemid=0098BFEC&action=view&00990F9B=00991008‡0099100E‡00991009‡00991006‡00991004‡0099100B‡00991007‡0099100D‡0099100A&splitter_products_offset=0

Message: Exception of type 'System.OutOfMemoryException' was thrown.

   at System.String.ConcatArray(String[] values, Int32 totalLength)
   at System.String.Concat(String[] values)
   at Bone.EditorTemplateControl.Render(TextWriter w) in C:\Bone\Bone\src\DBItems\EditorTemplate\Actions\EditorTemplateControl.cs:line 89
   at Bone.UIControl.ToString() in C:\Bone\Bone\src\EngineUI\_Control.cs:line 30
   at System.Web.HttpWriter.Write(Object obj)
   at System.Web.UI.HtmlTextWriter.Write(Object value)
   at System.Web.UI.HtmlTextWriter.Write(Object value)
   at ASP.skin_aspx.__Render__control1(HtmlTextWriter __w, Control parameterContainer) in c:\inetpub\wwwroot\skin.aspx:line 306
   at System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children)
   at System.Web.UI.Control.RenderChildren(HtmlTextWriter writer)
   at System.Web.UI.Page.Render(HtmlTextWriter writer)
   at Bone.Asp.RenderSkin(TextWriter w) in C:\Bone\Bone\src\Classes\Asp.cs:line 71
   at Bone.ModalAction.RenderPage(TextWriter w) in C:\Bone\Bone\src\Actions\Modal.cs:line 81
   at Bone.Asp.Render(HtmlTextWriter w) in C:\Bone\Bone\src\Classes\Asp.cs:line 82
   at System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter)
   at System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter)
   at System.Web.UI.Control.RenderControl(HtmlTextWriter writer)
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)