Your software
My Mautic version is: 5
My PHP version is: 8.1
My Database type and version is: MYSQL5.*
Your problem
My problem is:
I created a campaign with 32k verified emails. Mautic reports 32k emails sent, but SES only reports around 6k.
These errors are showing in the log:
app.ERROR: CAMPAIGN: HTTP 400 returned for “https://sqs.us-east-1.amazonaws.com/”. Code: InvalidParameterValue Message: One or more parameters are invalid. Reason: Message must be shorter than 262144 bytes. Type: Sender Detail:
Steps I have tried to fix the problem: