Is renderXml = 1 set on the input for working and non-working? And any chance what you have working locally includes delimiters around the regex? Ex... blacklist1 = $XmlRegex="(C:\\Program Files\\Preton\\PretonSaver\\PretonService.exe)" inputs.conf - Splunk Documentation * key=regex format:
[...]
* The regex consists of a leading delimiter, the regex expression, and a
trailing delimiter. Examples: %regex%, *regex*, "regex"
[...]
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I'm by no means an rsyslog guru but ran into it recently. There may be a better way to solve this but the quick fix was to turn off both supportOctetCountedFraming (input) and escapeControlCharacterTab (global). $EscapeControlCharacterTab off
[...other config...]
input(type="imtcp" port="<port>" name="<name>" ruleset="<ruleset>" supportOctetCountedFraming="off")
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