Flow price: --
1fbb6c7341c512b45fc2332cdf860682a2222096555a3d08c35edf78b40aa7c7

Transaction

Hash: 1fbb6c7341c512b45fc2332cdf860682a2222096555a3d08c35edf78b40aa7c7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1fbb6c7341c512b45fc2332cdf860682a2222096555a3d08c35edf78b40aa7c7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1fbb6c7341c512b45fc2332cdf860682a2222096555a3d08c35edf78b40aa7c7
Status:
ERROR
Block height:
39975730
Block id:
3f975ffd7035be6e6172d5bb9d7e9d1307ef7291a41120c303571b4905aa6947
Timestamp:
Sunday 30 October 2022 at 08:03:24 UTC
()
Proposer:
Authorizers:
Gas used:
49