Cart shows empty when products are placed in cart

Hi Support,

I have a cart empty issue in woocommerce.
When i click on buy now button then refresh page within page refreshing then cart will show product and after reloading page then cart empty. Means cart update in last moment for empty cart.
I use elementor plugin. and use another cart plugin but same issue.
I use Astra theme (customize by me).
And all plugins are all up to date.

Please help me for that issue.

Thanks.

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