The XXX product availability cannot be exported because of the following error(s): Unexpected error(s) occurred while processing feed documents on Amazon. Feed processing status: FATAL
I am getting above error while syncing the Product availablity from Acumatica to Amazon.
Can some one assist on this.

Trace: at PX.Commerce.Core.BCSyncHistoryMaint.<ProcessSync>d__45.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
at PX.Concurrency.AsyncExtensions.PrepareForRethrow(Exception exception)
at PX.Concurrency.AsyncExtensions.WaitAndUnwrapException(Func`2 method, CancellationToken cancellationToken)
at PX.Concurrency.AsyncExtensions.<>c__DisplayClass2_0.<ToSync>b__0(CancellationToken cancellationToken)
at PX.Concurrency.Internal.PXLongOperationPars.PopAndRunDelegate(CancellationToken cancellationToken)
at PX.Concurrency.Internal.RuntimeLongOperationManager.PerformOperation(PXLongOperationPars p)
[COMMERCE]: Unexpected error(s) occurred while processing feed documents on Amazon. Feed processing status: FATAL
Connector: AZC, Binding: 11, Entity: PA, SyncID: 1406869, LocalID: , ExternID:
System.Exception: Unexpected error(s) occurred while processing feed documents on Amazon. Feed processing status: FATAL
