Flow price: --
27768bf9bdb45b5a93ace5894adafc0597603935af7858ce798e30e245a95ca6

Transaction

Hash: 27768bf9bdb45b5a93ace5894adafc0597603935af7858ce798e30e245a95ca6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 27768bf9bdb45b5a93ace5894adafc0597603935af7858ce798e30e245a95ca6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
27768bf9bdb45b5a93ace5894adafc0597603935af7858ce798e30e245a95ca6
Status:
ERROR
Block height:
39823988
Block id:
bfbd0ce5a6049994f7e5c76ecdcf75d0598f70ed8271d4e4ffafef1ecebca917
Timestamp:
Thursday 27 October 2022 at 19:17:56 UTC
()
Proposer:
Authorizers:
Gas used:
47