I will provide some code, however: The rule that fails
The runNeedleChestDecompressionReport method: And the method in the zip utility that fails (I'm using zip4j, as I need to password-protect the zip file): One additional useful point....if I remove the compression call (in other words, I skip the call to compress the file and just send the attachment as a CSV file, it works fine, and the rule completes. -- View this message in context: http://drools.46999.n3.nabble.com/Noob-desperately-needing-help-tp4020589p4020590.html Sent from the Drools: User forum mailing list archive at Nabble.com. _______________________________________________ rules-users mailing list rules-users@lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users