[InvalidCastException: Object cannot be cast from DBNull to other types.]
System.DBNull.System.IConvertible.ToInt32(IFormatProvider provider) +60
MySql.Data.MySqlClient.Driver.LoadCharacterSets(MySqlConnection connection) +484
MySql.Data.MySqlClient.Driver.Configure(MySqlConnection connection) +170
MySql.Data.MySqlClient.MySqlConnection.Open() +774
System.Data.EntityClient.EntityConnection.OpenStoreConnectionIf(Boolean openCondition, DbConnection storeConnectionToOpen, DbConnection originalConnection, String exceptionCode, String attemptedOperation, Boolean& closeStoreConnectionOnFailure) +40
[EntityException: The underlying provider failed on Open.]
System.Data.EntityClient.EntityConnection.OpenStoreConnectionIf(Boolean openCondition, DbConnection storeConnectionToOpen, DbConnection originalConnection, String exceptionCode, String attemptedOperation, Boolean& closeStoreConnectionOnFailure) +217
System.Data.EntityClient.EntityConnection.Open() +129
System.Data.Objects.ObjectContext.EnsureConnection() +85
System.Data.Objects.ObjectQuery`1.GetResults(Nullable`1 forMergeOption) +49
System.Data.Objects.ObjectQuery`1.System.Collections.Generic.IEnumerable<T>.GetEnumerator() +41
System.Linq.Enumerable.SingleOrDefault(IEnumerable`1 source) +186
System.Data.Entity.Internal.Linq.InternalSet`1.FindInStore(WrappedEntityKey key, String keyValuesParamName) +758
System.Data.Entity.Internal.Linq.InternalSet`1.Find(Object[] keyValues) +171
CapaDatos.DAOs.servicios.traerUno(Int32 idServicio) in D:\Proyectos\WebSites\Transporte Junco\CapaDatos\DAOs\servicios.cs:41
FrontEnd.mas_info.cargarServicio(Int32 idServicio) in D:\Proyectos\WebSites\Transporte Junco\FrontEnd\mas-info.aspx.cs:28
FrontEnd.mas_info.Page_Load(Object sender, EventArgs e) in D:\Proyectos\WebSites\Transporte Junco\FrontEnd\mas-info.aspx.cs:20
System.Web.UI.Control.OnLoad(EventArgs e) +108
System.Web.UI.Control.LoadRecursive() +90
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1533
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