Flow price: --
791c759ad4bf96ae6f03df34368f441ddef043537dacecaa59abe2ff30e53f7b

Transaction

Hash: 791c759ad4bf96ae6f03df34368f441ddef043537dacecaa59abe2ff30e53f7b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 791c759ad4bf96ae6f03df34368f441ddef043537dacecaa59abe2ff30e53f7b: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:
791c759ad4bf96ae6f03df34368f441ddef043537dacecaa59abe2ff30e53f7b
Status:
ERROR
Block height:
39994192
Block id:
522418c9190d17fd37a737169587f0eb761a782b16f87c2b627bba66b2dab960
Timestamp:
Sunday 30 October 2022 at 15:26:04 UTC
()
Proposer:
Authorizers:
Gas used:
50