Flow price: --
7718e5fe9f1c4965e130c7c5d52c3a444758a2bae31dcda27ba698f6a8318f3e

Transaction

Hash: 7718e5fe9f1c4965e130c7c5d52c3a444758a2bae31dcda27ba698f6a8318f3e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7718e5fe9f1c4965e130c7c5d52c3a444758a2bae31dcda27ba698f6a8318f3e: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:
7718e5fe9f1c4965e130c7c5d52c3a444758a2bae31dcda27ba698f6a8318f3e
Status:
ERROR
Block height:
40122014
Block id:
2503daa06062c7db5370284631cfcb426c621d82bed48dc1d8b4e67245263767
Timestamp:
Tuesday 1 November 2022 at 18:50:02 UTC
()
Proposer:
Authorizers:
Gas used:
50