กรุณาช่วยเช็คcodeให้ผมที. ทำไมถึงขึ

กรุณาช่วยเช็คcodeให้ผมที. ทำไมถึงขึ้นข้อความแบบนี้ "The serial code given was not recognized by our system. Please try again.

ผลลัพธ์ (อังกฤษ) 1:

Please check my code one at a time. Why is this "The text up serial code given was not recognized by our system Please try again..

ผลลัพธ์ (อังกฤษ) 2:

Please help me to check code. Why is the message "The serial code given was not recognized by our system. Please try again.

ผลลัพธ์ (อังกฤษ) 3:

Please check code for me. Why the text like this. "The serial code given was not recognized by our system. Please try. Again.