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Robin, > 1. In our case I don't see any message about "Couldn't allocate 0 bytes for > product data". Then zero-length data-products are possible (though duplicates will be rejected). > 2. If my pqact AP(for example grapher-system)fail for some reason , I > restart it and ask upstream program to resend data one more time. > Just wondering how to make my program rerun grapher-system (the receiving > LDM will reject the resend data-product if its product-queue already > contains the same MD5 signature ). > > Is there a way to rerun my AP without deleting product queue ? I suggest wrapping your application in a script that restarts it if it fails. > Appreciate your help and your solution to my question. > > Regards, > Robin Wang Regards, Steve Emmerson Ticket Details =================== Ticket ID: UXH-476510 Department: Support LDM Priority: Normal Status: Closed