Trickorceat, why did I enter Halloween discount code, prompting me to be invalid, I w

[a888cv]

CODE: TRICKORCHEAT
CODE: TRICKORCHEAT
CODE: TRICKORCHEAT
CODE: TRICKORCHEAT

[IMG]file:///C:/Users/Gywuyanzu/AppData/Roaming/Tencent/QQ/Temp/ZW)TC]R%7B47WSTU(88%60IBC)P.png[/IMG]
[IMG]file:///C:/Users/Gywuyanzu/AppData/Roaming/Tencent/QQ/Temp/23Y4%7D%7DUI)]UW0C4(@E~06)R.png[/IMG]
Please see what the problem is