Weekly login reward

Hi, anyone know why every time i log in, i allready loose the weekly signature? the monthly its ok, but when i miss 1 day in a week we lose that rewards, but even ttrying in mndays, keep saiyme that  i lose it.

for example, from now and 30 min, the week reset in the servers, and im almost sure that when i log in i will lose this weekly rewards.

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