An error occurred while attaching module (Dynamicweb.Frontend.Content)

System.IndexOutOfRangeException: FormID
at System.Data.ProviderBase.FieldNameLookup.GetOrdinal(String fieldName)
at System.Data.SqlClient.SqlDataReader.GetOrdinal(String name)
at System.Data.SqlClient.SqlDataReader.get_Item(String name)
at Dynamicweb.Forms.FormRepository.Fill(Form form, IDataReader reader)
at Dynamicweb.Forms.FormRepository.GetFormById(Int32 id)
at Dynamicweb.Forms.Form.GetFormById(Int32 id)
at Dynamicweb.Forms.Frontend.RenderForm()
at Dynamicweb.Forms.Frontend.GetContent()
at Dynamicweb.Frontend.Content.GetModuleOutput(Paragraph paragraph, PageView pageview)