Flow price: --
419b0816ceae03fd9ddf5c85b2fc95d193a960bae8fb3a9cb9cc6c00d316e041

Transaction

Hash: 419b0816ceae03fd9ddf5c85b2fc95d193a960bae8fb3a9cb9cc6c00d316e041
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 419b0816ceae03fd9ddf5c85b2fc95d193a960bae8fb3a9cb9cc6c00d316e041:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
419b0816ceae03fd9ddf5c85b2fc95d193a960bae8fb3a9cb9cc6c00d316e041
Status:
ERROR
Block height:
39851458
Block id:
98da9b40f52e43dfa8cac03ddcf40f062cc74896ed15678902a3dae01b010641
Timestamp:
Friday 28 October 2022 at 06:21:23 UTC
()
Proposer:
Authorizers:
Gas used:
46