Flow price: --
b1c86443b41acc1263496448deb893eb8582d0922e4dca750b420b4d2e49611d

Transaction

Hash: b1c86443b41acc1263496448deb893eb8582d0922e4dca750b420b4d2e49611d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b1c86443b41acc1263496448deb893eb8582d0922e4dca750b420b4d2e49611d: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:
b1c86443b41acc1263496448deb893eb8582d0922e4dca750b420b4d2e49611d
Status:
ERROR
Block height:
40029363
Block id:
5e21f96275f0b7c6b758efe6de3a95405eb6cdfc5ddf9bdc72580d3db455b423
Timestamp:
Monday 31 October 2022 at 05:27:51 UTC
()
Proposer:
Authorizers:
Gas used:
47