Flow price: --
5d9173b92ce35298467dbfe5ac9054889d9fda689a134128324f236fb1dd203c

Transaction

Hash: 5d9173b92ce35298467dbfe5ac9054889d9fda689a134128324f236fb1dd203c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5d9173b92ce35298467dbfe5ac9054889d9fda689a134128324f236fb1dd203c: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:
5d9173b92ce35298467dbfe5ac9054889d9fda689a134128324f236fb1dd203c
Status:
ERROR
Block height:
39792092
Block id:
bf65d33eaf068344c4e8b1676be61fc2de4e5abc7a19840f2f46bc14ad0f9521
Timestamp:
Thursday 27 October 2022 at 06:23:37 UTC
()
Proposer:
Authorizers:
Gas used:
48