nothing, the only error is "Incorrect use of <label for=FORM_ELEMENT>"
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hi knowband thank you for the response, i work with warehouse 4.6.4 theme, i did most of my work with it and never had any problem and worked all good.
but this time is really strange i tried even to hook and unhook elementor. in product page the button is still there.
but i'm going to see like you advised