Cannot read properties of null (reading 'key')

[juliangruber]

CANNOT EVALUATE ROUND 17379n: TypeError: Cannot read properties of null (reading 'key')
     at getStationTaskDistance (file:///app/lib/tasker.js:50:28)
     at t.value (/app/node_modules/k-closest/lib/index.umd.js:26:3930)
     at getTasksAllowedForStations (file:///app/lib/tasker.js:37:8)
     at async runFraudDetection (file:///app/lib/evaluate.js:234:35)
     at async evaluate (file:///app/lib/evaluate.js:55:26)