Flow price: --
5bfceebf5ef237e7f707feec5d94fced781803e0b83dfd9e97e7d1429883688b

Transaction

Hash: 5bfceebf5ef237e7f707feec5d94fced781803e0b83dfd9e97e7d1429883688b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5bfceebf5ef237e7f707feec5d94fced781803e0b83dfd9e97e7d1429883688b: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:
5bfceebf5ef237e7f707feec5d94fced781803e0b83dfd9e97e7d1429883688b
Status:
ERROR
Block height:
40119657
Block id:
af8cce240c7c9e6475798a26647da44b1d4cc35b5c4cc8bc771204beb3d91326
Timestamp:
Tuesday 1 November 2022 at 17:53:00 UTC
()
Proposer:
Authorizers:
Gas used:
46