@Alix Métivier​  - The error is thrown from the user code (please investigate the jar file attached to the cluster).

at m80.dbruniv_0_1.dbruniv.tFixedFlowInput_1Process(dbruniv.java:941)

at m80.dbruniv_0_1.dbruniv.run(dbruniv.java:1654)

at m80.dbruniv_0_1.dbruniv.runJobInTOS(dbruniv.java