some time show popup error on screen..

Getting Error Popup on frontend Magento 2.3.1

enter image description here

  • Please try to be more specific, BTW this looks like an alert on mobile mode. – Partab Saifuddin Zakir Oct 8 '19 at 13:41

This error alert popup related to justuno magento 2 extension in magexsync.js file when Ajax request failed.

alert('Error - ' + errorMessage);

just commit out this above line of code

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