Flow price: --
fa5dab1993bcf52e4ed31b7e2f9fbbbc92ec21bfa59c42280ecfd4783a1ea376

Transaction

Hash: fa5dab1993bcf52e4ed31b7e2f9fbbbc92ec21bfa59c42280ecfd4783a1ea376
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> fa5dab1993bcf52e4ed31b7e2f9fbbbc92ec21bfa59c42280ecfd4783a1ea376:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
fa5dab1993bcf52e4ed31b7e2f9fbbbc92ec21bfa59c42280ecfd4783a1ea376
Status:
ERROR
Block height:
39755963
Block id:
287a062d92d5a9260f9505bf3385cd2cebc93d55d71301153c7863074c890686
Timestamp:
Wednesday 26 October 2022 at 15:50:02 UTC
()
Proposer:
Authorizers:
Gas used:
49