Missing MEAISM.dll

After install and opening the management console I try to add a post office. I get an error

It seems to be not finding the file Meaism.dll. Stack strace is below. Please help.


System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.DllNotFoundException: Unable to load DLL 'MEAISM.DLL': The specified module could not be found. (Exception from HRESULT: 0x8007007E)
at MailEnable.Administration.Domain.SetCurrentHost(String& CurrentHost)
at MailEnable.Administration.Domain.SetHost()
at MailEnable.Administration.Console.modMain.DomainExists(String& sDomain, String& sAccount)
at MailEnable.Administration.Console.NewPostoffice.ValidateControl(String& ErrorMessage)
at MailEnable.Administration.Console.NewItem.OKButton_Click(Object sender, EventArgs e)
at System.Windows.Forms.Button.OnMouseUp(MouseEventArgs 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.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)
--- End of inner exception stack trace ---
at Microsoft.ManagementConsole.Internal.SnapInMessagePumpProxy.OnThreadException(Object sender, ThreadExceptionEventArgs e)
at System.Windows.Forms.Application.ThreadContext.OnThreadException(Exception t)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)
at System.Windows.Forms.UnsafeNativeMethods.DispatchMessageW(MSG& msg)
at System.Windows.Forms.Application.ComponentManager.System.Windows.Forms.UnsafeNativeMethods.IMsoComponentManager.FPushMessageLoop(IntPtr dwComponentID, Int32 reason, Int32 pvLoopData)
at System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(Int32 reason, ApplicationContext context)
at System.Windows.Forms.Application.ThreadContext.RunMessageLoop(Int32 reason, ApplicationContext context)
at System.Windows.Forms.Form.ShowDialog(IWin32Window owner)
at MailEnable.Administration.Console.PostOfficesNode.CreatePostoffice(PostOfficesNode& nodePostoffices, String HostAddress)
at MailEnable.Administration.Console.PostOfficesNode.PerformAction(Action action, AsyncStatus status)
at MailEnable.Administration.Console.MmcDoubleClickListView.OnAction(Action action, AsyncStatus status)