Flow price: --
3c5d197f50462fd2ebd63c742207fa77bc52510ae12e80d498098ec32ac4036c

Transaction

Hash: 3c5d197f50462fd2ebd63c742207fa77bc52510ae12e80d498098ec32ac4036c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3c5d197f50462fd2ebd63c742207fa77bc52510ae12e80d498098ec32ac4036c: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:
3c5d197f50462fd2ebd63c742207fa77bc52510ae12e80d498098ec32ac4036c
Status:
ERROR
Block height:
39869087
Block id:
954a46d4760a1e640e0545c1b93bfd0f5ab8c11b9256298ff299732570127975
Timestamp:
Friday 28 October 2022 at 13:27:50 UTC
()
Proposer:
Authorizers:
Gas used:
47