Flow price: --
462a2bd35c4bcd70bcafd108e9bf762bfcb4501899ef5ce208d07f4a7f40b199

Transaction

Hash: 462a2bd35c4bcd70bcafd108e9bf762bfcb4501899ef5ce208d07f4a7f40b199
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 462a2bd35c4bcd70bcafd108e9bf762bfcb4501899ef5ce208d07f4a7f40b199:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
462a2bd35c4bcd70bcafd108e9bf762bfcb4501899ef5ce208d07f4a7f40b199
Status:
ERROR
Block height:
39999711
Block id:
aed21c21aa86a69e35d659347b4a93030ada5c596b606f653764fc8274d0c5b9
Timestamp:
Sunday 30 October 2022 at 17:39:21 UTC
()
Proposer:
Authorizers:
Gas used:
47