Flow price: --
87b38350c3ab60b62d21648abdd42ff68f08b6c922a44781f996ec8624353c54

Transaction

Hash: 87b38350c3ab60b62d21648abdd42ff68f08b6c922a44781f996ec8624353c54
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 87b38350c3ab60b62d21648abdd42ff68f08b6c922a44781f996ec8624353c54:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
87b38350c3ab60b62d21648abdd42ff68f08b6c922a44781f996ec8624353c54
Status:
ERROR
Block height:
39919437
Block id:
167edf0a6e0103914a2fdb7cce075fd07e3d38c49eb6361345e919e5b0b91cc4
Timestamp:
Saturday 29 October 2022 at 09:33:05 UTC
()
Proposer:
Authorizers:
Gas used:
49