Question Peter O'Halloran · Jan 14 IRIS (External language) JavaGateway - how to pass byte[] to Java Method As part of a migration project from a bunch of java classes to IRIS, we need to maintain a few jar files due to some external dependencies. The problem I am seeing is that I cannot pass a byte array ( byte[] ) from ObjectScript to the Java Class. I have tried a number of different ways I have reproduced in a java class and Objectscript class:Java Class: #Java #Languages #ObjectScript #InterSystems IRIS #InterSystems IRIS for Health 1 2 0 65