Send Exchange Mail Message: The operation can't be performed because the item is out of date. Reload the item and try again

[kirankumar.mahanthi1 (Kirankumar Mahanthi)]

It seems we have to increase the timeout so that it can wait and process it. please refer the below thread. thanks.

Sending exchange mail error

Hello all. Im trying to send mail with attachment via exchange. When im trying to send mails it says “Send Exchange Mail Message: The operation can’t be performed because the item is out of date. Reload the item and try again.” Im trying to send more than 30 mails. sometimes i get this error at 4th sometimes 24th. When i check mailbox theres emails that couldnt send as draft. 1 week ago im not getting this error. it appeared today. for solve the problem i added delay before send mail. but …