Flow price: --
a0b8fdc64117b3a816e0d4b4addef56bcb5e6ed7ed26a66d72818a8fade6d158

Transaction

Hash: a0b8fdc64117b3a816e0d4b4addef56bcb5e6ed7ed26a66d72818a8fade6d158
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a0b8fdc64117b3a816e0d4b4addef56bcb5e6ed7ed26a66d72818a8fade6d158:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a0b8fdc64117b3a816e0d4b4addef56bcb5e6ed7ed26a66d72818a8fade6d158
Status:
ERROR
Block height:
39916081
Block id:
dfe08e317890f035d601d462eca67bd1eaf6516434935c35d449fbb2eba140a9
Timestamp:
Saturday 29 October 2022 at 08:12:11 UTC
()
Proposer:
Authorizers:
Gas used:
48