Hi @jimbobmcgee, I fixed this via OT-493 FIX; Custom Server Targeting should be selectable if the script type is OtterScript. It was a regression in the job template editor. Am I right in saying that for server is only expected to work for Custom server targeting, though? Correct; as of Otter v3 it's no longer supported in other scenarios. And for server can take a scalar variable argument, such as... Also correct, so the code you shared should work!