Undeliverable SYSTEM RESTRICTION

[gross-eschweiler]

What does it mean: "Undeliverable SYSTEM RESTRICTION" ???

[ypdc_dennis]

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@gross-eschweiler wrote:

What does it mean: "Undeliverable SYSTEM RESTRICTION" ???

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Which computer system is giving you this message? eBay? PayPal? Canada Post? FedEX? UPS? USPS? ...