{
  "name": "verify-configurator-conflict",
  "nodes": [
    {"id": "n1", "name": "Trigger", "type": "click-trigger", "position": {"x": 0, "y": 0}, "config": {}},
    {"id": "cfg1", "name": "One", "type": "configurator", "position": {"x": -150, "y": 100},
     "config": {"settings": [{"name": "message", "value": "first"}]}},
    {"id": "cfg2", "name": "Two", "type": "configurator", "position": {"x": 150, "y": 100},
     "config": {"settings": [{"name": "message", "value": "second"}]}},
    {"id": "target", "name": "Target", "type": "stop-and-error", "position": {"x": 0, "y": 200},
     "config": {"message": "own", "mode": "stop"}}
  ],
  "connections": [
    {"sourceNodeId": "n1", "sourceOutput": "main", "targetNodeId": "cfg1", "targetInput": "data"},
    {"sourceNodeId": "n1", "sourceOutput": "main", "targetNodeId": "cfg2", "targetInput": "data"},
    {"sourceNodeId": "n1", "sourceOutput": "main", "targetNodeId": "target", "targetInput": "data"},
    {"sourceNodeId": "cfg1", "sourceOutput": "main", "targetNodeId": "target", "targetInput": "config"},
    {"sourceNodeId": "cfg2", "sourceOutput": "main", "targetNodeId": "target", "targetInput": "config"}
  ],
  "expect": {
    "target": {"status": "failed", "errorContains": "configured twice"}
  }
}