Problems regarding client installation

Hi folks, i need a help… i have downloaded the client form the five reborn but when i run the fivereborn.exe file it downloads upto half and then it displays an error mesaage… please help me out… i will attach the error image… please help me… and also i need to know how i can download new dlc’s… i installed my game from fitgirl repack… suggest me something soon xD…

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