Flow price: --
60c41a7c98a5af3159c9f7236ebf3122bd84d99845545ce6e2d8cdffbd0c7541

Transaction

Hash: 60c41a7c98a5af3159c9f7236ebf3122bd84d99845545ce6e2d8cdffbd0c7541
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 60c41a7c98a5af3159c9f7236ebf3122bd84d99845545ce6e2d8cdffbd0c7541:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
60c41a7c98a5af3159c9f7236ebf3122bd84d99845545ce6e2d8cdffbd0c7541
Status:
ERROR
Block height:
41322981
Block id:
a4edd3600ab0484caba8c4ce4fcfabc6e29e6bb0576e9fb22e466b9022e19a45
Timestamp:
Monday 21 November 2022 at 17:01:58 UTC
()
Proposer:
Authorizers:
Gas used:
25