If you have semantic media wiki enabled there is a queue named SMW\UpdateJob the backslash is invalid in SQS queue names so you will need to change the code to normalise the queue names and replace the backslash with something else
MWException from line 116 of /var/www/html/w/extensions/AWS/sqs/JobQueueAmazonSqs.php: Amazon SQS error: Error: Can only include alphanumeric characters, hyphens, or underscores. 1 to 80 in length