Flow price: --
f57be8e73e810ea3151b32760373ec20b143311b26d5fc39cec7fc7a24133f2b

Transaction

Hash: f57be8e73e810ea3151b32760373ec20b143311b26d5fc39cec7fc7a24133f2b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f57be8e73e810ea3151b32760373ec20b143311b26d5fc39cec7fc7a24133f2b: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:
f57be8e73e810ea3151b32760373ec20b143311b26d5fc39cec7fc7a24133f2b
Status:
ERROR
Block height:
39942344
Block id:
402232626d3dfe0f30e98705ad4bb544b93d506dc7fefe34016705dd22c1e225
Timestamp:
Saturday 29 October 2022 at 18:48:13 UTC
()
Proposer:
Authorizers:
Gas used:
59