We are trying to create a new order and we were facing this error on my site M2.4.3CE


To fix this error, please edit the fileapp/code/Bss/SalesRep/Helper/OrderCreatedByAdmin.php as below:

Or please download the file fix I attached below and overrides the current file on your site:

If you need further assistance, please do not hesitate to contact us. We'd be happy to support!