Flow price: --
6132146eb69c3bedb4b449026e4b982a169d28c328e078b97d3451ab3fe9d010

Transaction

Hash: 6132146eb69c3bedb4b449026e4b982a169d28c328e078b97d3451ab3fe9d010
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6132146eb69c3bedb4b449026e4b982a169d28c328e078b97d3451ab3fe9d010:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6132146eb69c3bedb4b449026e4b982a169d28c328e078b97d3451ab3fe9d010
Status:
ERROR
Block height:
40126997
Block id:
81060122344a42865d622d688b1fc33c600aa68d32b6bb3a63072c71d649d49a
Timestamp:
Tuesday 1 November 2022 at 20:52:10 UTC
()
Proposer:
Authorizers:
Gas used:
48