Quora. It indicates that theretailerhas checked more scratch-off or lottery tickets than allowed.What does a lottery ticket's invalid barcode mean?The terminal message reads "Invalid barcode read" if you scan a ticket's barcode beneath the scratch surface that does not include the Secure Shield symbol on the back of the ticket.  To validate tickets without Secure Shield, follow theinstructions.Why am I unable to play in the national lottery?The website might be overloaded ormomentarilyunavailable. Once more in a few seconds. Check the network connection on your computer if none of the pages will load. If a firewall or proxy is used to protect your computer or network, make sure Firefox is allowed access to the Internet.To Know more aboutretailerbrainly.com/question/29509602#SPJ4...

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