Help pls :(

hello all pls help me
im keep getting an error msg when im trying to change receipt into antonium

here is the link
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im tried everything, reinstall the game, check viruses, read forums, but i didnt find anything helpful.

im w8ing 4 ur ideas

thx:

_HaRdSTyLe_

Maybe ur antivirus delete part of system.exe from installer
try download client again with antivirus off and install

already tried but thx anyway