Hello,
I am getting the following error when trying to update an
object using nhibernate. I am attempting to update a field which is a foreign key. Any thoughts why I might be getting this error? I can't figure it out from that error and my log4net log doesn't give any hints either.
Thanks
System.IndexOutOfRangeException was unhandled by user code
Message="Parameter index is out of range."
Source="MySql.Data"
StackTrace:
at MySql.Data.MySqlClient.MySqlParameterCollection.CheckIndex(Int32 index)
at MySql.Data.MySqlClient.MySqlParameterCollection.GetParameter(Int32 index)
at System.Data.Common.DbParameterCollection.System.Collections.IList.get_Item(Int32 index)
at NHibernate.Type.Int32Type.Set(IDbCommand rs,
Object value, Int32 index)
at NHibernate.Type.NullableType.NullSafeSet(IDbCommand cmd,
Object value, Int32 index)
at NHibernate.Type.NullableType.NullSafeSet(IDbCommand st,
Object value, Int32 index, ISessionImplementor session)
at NHibernate.Persister.Entity.AbstractEntityPersister.Dehydrate(Object id, Object[] fields,
Object rowId, Boolean[] includeProperty, Boolean[][] includeColumns, Int32 table, IDbCommand statement, ISessionImplementor session, Int32 index)
at NHibernate.Persister.Entity.AbstractEntityPersister.Update(Object id, Object[] fields, Object[] oldFields,
Object rowId, Boolean[] includeProperty, Int32 j,
Object oldVersion,
Object obj, SqlCommandInfo sql, ISessionImplementor session)
at NHibernate.Persister.Entity.AbstractEntityPersister.UpdateOrInsert(Object id, Object[] fields, Object[] oldFields,
Object rowId, Boolean[] includeProperty, Int32 j,
Object oldVersion,
Object obj, SqlCommandInfo sql, ISessionImplementor session)
at NHibernate.Persister.Entity.AbstractEntityPersister.Update(Object id, Object[] fields, Int32[] dirtyFields, Boolean hasDirtyCollection, Object[] oldFields,
Object oldVersion,
Object obj,
Object rowId, ISessionImplementor session)
at NHibernate.Action.EntityUpdateAction.Execute()
at NHibernate.Engine.ActionQueue.Execute(IExecutable executable)
at NHibernate.Engine.ActionQueue.ExecuteActions(IList list)
at NHibernate.Engine.ActionQueue.ExecuteActions()
at NHibernate.Event.Default.AbstractFlushingEventListener.PerformExecutions(IEventSource session)
at NHibernate.Event.Default.DefaultFlushEventListener.OnFlush(FlushEvent event)
at NHibernate.Impl.SessionImpl.Flush()
at NHibernate.Transaction.AdoTransaction.Commit()
at DataAccessLayer.NHibernateDataProvider.UpdateItem_temp(items_temp item_temp) in C:\Documents and Settings\user\My Documents\Visual Studio 2008\Projects\mySolution\DataAccessLayer\NHibernateDataProvider.cs:line 225
at InventoryDataClean.Controllers.ImportController.Edit(Int32 id, FormCollection formValues) in C:\Documents and Settings\user\My Documents\Visual Studio 2008\Projects\mySolution\InventoryDataClean\Controllers\ImportController.cs:line 101
at lambda_method(ExecutionScope , ControllerBase , Object[] )
at System.Web.Mvc.ActionMethodDispatcher.Execute(ControllerBase controller, Object[] parameters)
at System.Web.Mvc.ReflectedActionDescriptor.Execute(ControllerContext controllerContext, IDictionary`2 parameters)
at System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary`2 parameters)
at System.Web.Mvc.ControllerActionInvoker.<>c__DisplayClassa.<InvokeActionMethodWithFilters>b__7()
at System.Web.Mvc.ControllerActionInvoker.InvokeActionMethodFilter(IActionFilter filter, ActionExecutingContext preContext, Func`1 continuation)
InnerException:
Here is my item mapping -
<?xml version="1.0" encoding="utf-8" ?>
<hibernate-mapping xmlns="urn:nhibernate-mapping-2.2" assembly="DataTransfer" namespace="DataTransfer">
<class name="DataTransfer.items_temp, DataTransfer" table="items_temp">
<id name="id" unsaved-value="any" >
<generator class="assigned"/>
</id>
<property name="assetid"/>
<property name="description"/>
<property name="caretaker"/>
<property name="category"/>
<property name="status" />
<property name="vendor" />
<many-to-one name="statusName" class="status" column="status" />
</class>
</hibernate-mapping>
Here is my status mapping -
<?xml version="1.0" encoding="utf-8" ?>
<hibernate-mapping xmlns="urn:nhibernate-mapping-2.2" assembly="DataTransfer" namespace="DataTransfer">
<class name="DataTransfer.status, DataTransfer" table="status">
<id name="id" unsaved-value="0">
<generator class="assigned"/>
</id>
<property name="name"/>
<property name="def"/>
</class>
</hibernate-mapping>
and here is my update function -
public void UpdateItem_temp(items_temp item_temp)
{
ITransaction t = _session.BeginTransaction();
try
{
_session.SaveOrUpdate(item_temp);
t.Commit();
}
catch (Exception)
{
t.Rollback();
throw;
}
finally
{
t.Dispose();
}
}
