Flow price: --
cac8afee4b84b03c223046e03c0fe43e4b10e63899176630b2f87f29d8ae728c

Transaction

Hash: cac8afee4b84b03c223046e03c0fe43e4b10e63899176630b2f87f29d8ae728c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cac8afee4b84b03c223046e03c0fe43e4b10e63899176630b2f87f29d8ae728c: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:
cac8afee4b84b03c223046e03c0fe43e4b10e63899176630b2f87f29d8ae728c
Status:
ERROR
Block height:
40039822
Block id:
655f465d900e705d0635243c161a38e2dfec01bf4df8dd8909255ac7203a7d12
Timestamp:
Monday 31 October 2022 at 09:39:52 UTC
()
Proposer:
Authorizers:
Gas used:
49