Automatic sync quant

Hello,

We have problem with automatic sync PRODUCT QUANT

We have turn on AUTOMATIC SYNC but only with reason “Quantity sync”

But now i see in logs this error.:

2022-04-19T15:00:40+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:41+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:42+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:42+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:43+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:44+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:44+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:45+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:46+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:46+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:47+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:48+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:48+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:49+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:49+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:50+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:51+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:51+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:52+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error
2022-04-19T15:00:53+00:00 ALERT Error syncing products: 403 – http://www.barafashion.cz – Update website error

Can you please say me why it is?

And one ask to you. If we have turn on only PRODUCT QUANTITY so plugin update only quantity stats? Or all ( Name, price ) ?

Thank you for your help

Have a nice day