Flow price: --
a8b0afdbfa59cae0ed8267816c39cf1684ca5d92b26f1e46e301b61a577e8f6d

Transaction

Hash: a8b0afdbfa59cae0ed8267816c39cf1684ca5d92b26f1e46e301b61a577e8f6d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a8b0afdbfa59cae0ed8267816c39cf1684ca5d92b26f1e46e301b61a577e8f6d: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:
a8b0afdbfa59cae0ed8267816c39cf1684ca5d92b26f1e46e301b61a577e8f6d
Status:
ERROR
Block height:
39998434
Block id:
e5165e01ac5506ba04bc1ef85efd6802fb33aa89ede9430e03cfc88256d73a1a
Timestamp:
Sunday 30 October 2022 at 17:08:15 UTC
()
Proposer:
Authorizers:
Gas used:
46