hamid_hr
پنج شنبه 14 فروردین 1393, 14:42 عصر
سلام
من میخوام EF رو شروع کنم یاد بگیرم
یه آموزش پیدا کردم کار میکنم
اولین خطایی که برخوردم اینه
System.Data.MetadataException was unhandled HResult=-2146232007
Message=Schema specified is not valid. Errors:
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
Source=System.Data.Entity
StackTrace:
at System.Data.Metadata.Edm.ObjectItemCollection.Load AssemblyFromCache(ObjectItemCollection objectItemCollection, Assembly assembly, Boolean loadReferencedAssemblies, EdmItemCollection edmItemCollection, Action`1 logLoadMessage)
at System.Data.Metadata.Edm.ObjectItemCollection.Expl icitLoadFromAssembly(Assembly assembly, EdmItemCollection edmItemCollection, Action`1 logLoadMessage)
at System.Data.Metadata.Edm.MetadataWorkspace.Explici tLoadFromAssembly(Assembly assembly, ObjectItemCollection collection, Action`1 logLoadMessage)
at System.Data.Entity.Internal.InternalContext.TryUpd ateEntitySetMappingsForType(Type entityType)
at System.Data.Entity.Internal.InternalContext.Update EntitySetMappingsForType(Type entityType)
at System.Data.Entity.Internal.InternalContext.GetEnt itySetAndBaseTypeForType(Type entityType)
at System.Data.Entity.Internal.Linq.InternalSet`1.Ini tialize()
at System.Data.Entity.Internal.Linq.InternalSet`1.get _InternalContext()
at System.Data.Entity.Infrastructure.DbQuery`1.System .Linq.IQueryable.get_Provider()
at System.Linq.Queryable.Select[TSource,TResult](IQueryable`1 source, Expression`1 selector)
at Arya.AllFunction.Buy.SelectCount() in ...:line 22728
at Arya.FrmBuy.OrderRegister.butsave_Click(Object sender, EventArgs e) in ... :line 300
at System.Windows.Forms.Button.OnMouseUp(MouseEventAr gs mevent)
at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.ButtonBase.WndProc(Message& m)
at System.Windows.Forms.Button.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.DebuggableCallba ck(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)
at System.Windows.Forms.UnsafeNativeMethods.DispatchM essageW(MSG& msg)
at System.Windows.Forms.Application.ComponentManager. System.Windows.Forms.UnsafeNativeMethods.IMsoCompo nentManager.FPushMessageLoop(IntPtr dwComponentID, Int32 reason, Int32 pvLoopData)
at System.Windows.Forms.Application.ThreadContext.Run MessageLoopInner(Int32 reason, ApplicationContext context)
at System.Windows.Forms.Application.ThreadContext.Run MessageLoop(Int32 reason, ApplicationContext context)
at Arya.Program.LoadInfo() in ...:line 67
at Arya.Program.Main(String[] args) in ...:line 47
at System.AppDomain._nExecuteAssembly(RuntimeAssembly assembly, String[] args)
at Microsoft.VisualStudio.HostingProcess.HostProc.Run UsersAssembly()
at System.Threading.ExecutionContext.RunInternal(Exec utionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionCon text executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionCon text executionContext, ContextCallback callback, Object state)
at System.Threading.ThreadHelper.ThreadStart()
InnerException:
اینم دستوری که نوشتم
var tmp = new EntityFramework.PSAryaEntities1(); var q = (from x in tmp.Factor_Buy_Order
select x.IDPK).Count();
من میخوام EF رو شروع کنم یاد بگیرم
یه آموزش پیدا کردم کار میکنم
اولین خطایی که برخوردم اینه
System.Data.MetadataException was unhandled HResult=-2146232007
Message=Schema specified is not valid. Errors:
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
The mapping of CLR type to EDM type is ambiguous because multiple CLR types match the EDM type '...'. Previously found CLR type '...'newly found CLR type '...'
Source=System.Data.Entity
StackTrace:
at System.Data.Metadata.Edm.ObjectItemCollection.Load AssemblyFromCache(ObjectItemCollection objectItemCollection, Assembly assembly, Boolean loadReferencedAssemblies, EdmItemCollection edmItemCollection, Action`1 logLoadMessage)
at System.Data.Metadata.Edm.ObjectItemCollection.Expl icitLoadFromAssembly(Assembly assembly, EdmItemCollection edmItemCollection, Action`1 logLoadMessage)
at System.Data.Metadata.Edm.MetadataWorkspace.Explici tLoadFromAssembly(Assembly assembly, ObjectItemCollection collection, Action`1 logLoadMessage)
at System.Data.Entity.Internal.InternalContext.TryUpd ateEntitySetMappingsForType(Type entityType)
at System.Data.Entity.Internal.InternalContext.Update EntitySetMappingsForType(Type entityType)
at System.Data.Entity.Internal.InternalContext.GetEnt itySetAndBaseTypeForType(Type entityType)
at System.Data.Entity.Internal.Linq.InternalSet`1.Ini tialize()
at System.Data.Entity.Internal.Linq.InternalSet`1.get _InternalContext()
at System.Data.Entity.Infrastructure.DbQuery`1.System .Linq.IQueryable.get_Provider()
at System.Linq.Queryable.Select[TSource,TResult](IQueryable`1 source, Expression`1 selector)
at Arya.AllFunction.Buy.SelectCount() in ...:line 22728
at Arya.FrmBuy.OrderRegister.butsave_Click(Object sender, EventArgs e) in ... :line 300
at System.Windows.Forms.Button.OnMouseUp(MouseEventAr gs mevent)
at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.ButtonBase.WndProc(Message& m)
at System.Windows.Forms.Button.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.DebuggableCallba ck(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)
at System.Windows.Forms.UnsafeNativeMethods.DispatchM essageW(MSG& msg)
at System.Windows.Forms.Application.ComponentManager. System.Windows.Forms.UnsafeNativeMethods.IMsoCompo nentManager.FPushMessageLoop(IntPtr dwComponentID, Int32 reason, Int32 pvLoopData)
at System.Windows.Forms.Application.ThreadContext.Run MessageLoopInner(Int32 reason, ApplicationContext context)
at System.Windows.Forms.Application.ThreadContext.Run MessageLoop(Int32 reason, ApplicationContext context)
at Arya.Program.LoadInfo() in ...:line 67
at Arya.Program.Main(String[] args) in ...:line 47
at System.AppDomain._nExecuteAssembly(RuntimeAssembly assembly, String[] args)
at Microsoft.VisualStudio.HostingProcess.HostProc.Run UsersAssembly()
at System.Threading.ExecutionContext.RunInternal(Exec utionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionCon text executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionCon text executionContext, ContextCallback callback, Object state)
at System.Threading.ThreadHelper.ThreadStart()
InnerException:
اینم دستوری که نوشتم
var tmp = new EntityFramework.PSAryaEntities1(); var q = (from x in tmp.Factor_Buy_Order
select x.IDPK).Count();