Flow price: --
876a7b1e053a95d4968dea603e1fedf7a36c4806a89212649b91b213ce685a35

Transaction

Hash: 876a7b1e053a95d4968dea603e1fedf7a36c4806a89212649b91b213ce685a35
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 876a7b1e053a95d4968dea603e1fedf7a36c4806a89212649b91b213ce685a35:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
876a7b1e053a95d4968dea603e1fedf7a36c4806a89212649b91b213ce685a35
Status:
ERROR
Block height:
40169209
Block id:
cf793a59647cdb3122b61053819f4d7b3c71f6fa8ec4a960970b573c8591ede2
Timestamp:
Wednesday 2 November 2022 at 14:01:09 UTC
()
Proposer:
Authorizers:
Gas used:
49