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3464254 - Subengine "" shut down with error: Fail using schema {} info to create new type : 'name' - SAP DI


Get below Debug/Error information in Diagnostic file with Debug mode:

>> DEBUG |vtype_registry: "Fail using schema {} info to create new type : 'name'" [ 633 ]|sub-python|MainProcess|139820493952768|wrap_call|
WARN|PythonEngine: Traceback (most recent call last):
File "/vrep/vflow/subengines/com/sap/python3/pythree_subengine/vtype/", line 179, in vtype_from_schema
dic["name"] = schema["name"]
KeyError: 'name'

>> During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/vrep/vflow/subengines/com/sap/python3/pythree_subengine/vtype/", line 630, in wrap_call
File "/vrep/vflow/subengines/com/sap/python3/pythree_subengine/vtype/", line 697, in __populate_types_from_ports
File "/vrep/vflow/subengines/com/sap/python3/pythree_subengine/vtype/", line 688, in request_vtypes
self.register_schema(dic["definition"], dic["scope"])
File "/vrep/vflow/subengines/com/sap/python3/pythree_subengine/vtype/", line 828, in register_schema
File "/vrep/vflow/subengines/com/sap/python3/pythree_subengine/vtype/", line 881, in register_table
File "/vrep/vflow/subengines/com/sap/python3/pythree_subengine/vtype/", line 870, in register_scalar
vtype = vtype_from_schema(schema)
File "/vrep/vflow/subengines/com/sap/python3/pythree_subengine/vtype/", line 182, in vtype_from_schema
raise KeyError(
KeyError: "Fail using schema {} info to create new type : 'name'"

>> |ERROR|"Fail using schema {} info to create new type : 'name'" {operator="subengine.v2.operator",graph_id="<>",group="default",operator_id="subengineOperatorV20"}|vflow-graph-runtime||64|subErrors|loop.go(135)

>> |ERROR |PythonEngine: Unexpected error while stopping graph: 'NoneType' object has no attribute 'get' [ 519 ]|sub-python|MainProcess|<>|stop|

>> DEBUG|Set process sts. Old sts: initializing, new sts: dead, old message: Process is initializing, new message: subengine operator init error: "Fail using schema {} info to create new type : 'name'"; the following error also happened during shutdown: expected status code 200 but got 500: "" {operator="subengine.v2.operator",graph_id="<>",group="default",operator_id="subengineOperatorV20"}|vflow-graph-runtime||64|setStatus|process_status_monitor.go(172)



  • SAP Data Intelligence Cloud 


SAP S/4HANA 2023


Python Gen2, CDS, vtype_from_schema, wrap_call, __populate_types_from_ports, request_vtypes, register_schema, register_table, register_scalar, vtype_from_schema, schema {}, expected status code , KBA , CA-DI , Data Intelligence , Problem

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