CA Service Desk Manager 17.1 Maileater intermittently stops processing emails

Issue/Introduction:

CA Service Desk Manager 17.1 Maileater intermittently stops processing emails.

Error messages similar to the following are seen within the NX_ROOT\log\MAILEATER_NXD.LOG files

"ERROR [ForkJoinPool-1-worker-3] c.c.S.m.ConnectSession -
[mailbox:Mail_Eater:400001] Error processing email from: outlook.com:143
java.util.regex.PatternSyntaxException: Dangling meta character '?' near index 0 ......

at java.util.regex.Pattern.error(Unknown Source)
at java.util.regex.Pattern.sequence(Unknown Source)
at java.util.regex.Pattern.expr(Unknown Source)
at java.util.regex.Pattern.compile(Unknown Source)
at java.util.regex.Pattern.(Unknown Source)
at java.util.regex.Pattern.compile(Unknown Source)
at java.lang.String.replaceFirst(Unknown Source)

Cause:

CA SDM 17.1 Maileater has issues processing emails if the incoming email body contains Regex special characters

For example, sending the following email to Maileater with the email body as:

testing summary

>>>> ???? @@@@ !!!! #### $$$$ %%%% ^^^^ &&&& *** (((( )))) ____ ++++ \\\\ |||| ]]]] [[[[ {{{{ }}} …. ,,,, <<<< ““““”””” ‘‘‘‘’’’’

Environment:

CA Service Desk Manager 17.1

Resolution:

Solution is available by opening a CA Support case and requesting the solution to DE41616