Flow price: --
cf5286d9d4b0c7ff167f4cb9819512c008dd863037f3c2f66face7b30389b502

Transaction

Hash: cf5286d9d4b0c7ff167f4cb9819512c008dd863037f3c2f66face7b30389b502
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cf5286d9d4b0c7ff167f4cb9819512c008dd863037f3c2f66face7b30389b502:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
cf5286d9d4b0c7ff167f4cb9819512c008dd863037f3c2f66face7b30389b502
Status:
ERROR
Block height:
39849920
Block id:
33a49bba751527a96d38b48bddcf5f8e164517fd5220f5fc1487419b90f195f1
Timestamp:
Friday 28 October 2022 at 05:43:29 UTC
()
Proposer:
Authorizers:
Gas used:
46