Flow price: --
671cbf104612f3e078187e3ed69d6c66d38c9d50b9e2ca3210c52f81f2436c34

Transaction

Hash: 671cbf104612f3e078187e3ed69d6c66d38c9d50b9e2ca3210c52f81f2436c34
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 671cbf104612f3e078187e3ed69d6c66d38c9d50b9e2ca3210c52f81f2436c34:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
671cbf104612f3e078187e3ed69d6c66d38c9d50b9e2ca3210c52f81f2436c34
Status:
ERROR
Block height:
40036940
Block id:
3e84dda15437c9d4eb505bd97c92a4e1092964119c07a4cc96f5d12f42620e59
Timestamp:
Monday 31 October 2022 at 08:29:48 UTC
()
Proposer:
Authorizers:
Gas used:
47