942-Memory Training Error - Memory slot issue

“We are sorry, but this time slot is no longer available Please refresh the page and try another time slot Thank you ”

I found in the ion-item documentation, that ion-note slot=“error” is placed under the item and displayed when an error is detected

error_ replication slot is active for pid I have a sequence with two mails First mail was sent but I have a error for few user : The desired email sending time slot is unavailable

error 1089 error-slot using vue, vue-async-manager