Flow price: --
0f66e49691c0d7a0fbcfdcdbbe2324346830e1cfe30fdcc0d66e75ab02787b59

Transaction

Hash: 0f66e49691c0d7a0fbcfdcdbbe2324346830e1cfe30fdcc0d66e75ab02787b59
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0f66e49691c0d7a0fbcfdcdbbe2324346830e1cfe30fdcc0d66e75ab02787b59:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0f66e49691c0d7a0fbcfdcdbbe2324346830e1cfe30fdcc0d66e75ab02787b59
Status:
ERROR
Block height:
40120576
Block id:
42dc047b625ac1cb6bb16bacca9e1ec401156a5eee231736969d57683e318827
Timestamp:
Tuesday 1 November 2022 at 18:15:13 UTC
()
Proposer:
Authorizers:
Gas used:
54