When I map a constant to some field, the field is empty. Reproducible on 1.12.0-20210427 with AtlasMap M6. E.g. transformation: Output message:
Body: [[{"task":""}]]
It works on 1.12.0-20210426 with AtlasMap M5. Output message:
Body: [[{"task":"testTask"}]]
https://github.com/atlasmap/atlasmap/issues/2706