If you have added service reference in axapta and getting following error while call any method by using service reference object.
Description: Type 'System.ServiceModel.Channels.ReceivedFault' in assembly 'System.ServiceModel, Version=3.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089' is not marked as serializable.
This type of error problem could occurred if your connection is being time out just you need to set limit of time out in service configuration I hope your error get resolved.
Description: Type 'System.ServiceModel.Channels.ReceivedFault' in assembly 'System.ServiceModel, Version=3.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089' is not marked as serializable.
This type of error problem could occurred if your connection is being time out just you need to set limit of time out in service configuration I hope your error get resolved.