Flow price: --
38a72eec38c116fc320841fbc7d70a23fd260c470815555a2e039ddd668b8b1c

Transaction

Hash: 38a72eec38c116fc320841fbc7d70a23fd260c470815555a2e039ddd668b8b1c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 38a72eec38c116fc320841fbc7d70a23fd260c470815555a2e039ddd668b8b1c: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:
38a72eec38c116fc320841fbc7d70a23fd260c470815555a2e039ddd668b8b1c
Status:
ERROR
Block height:
40163258
Block id:
b0a01594eb60f5c4c7610a573e6f099bed6286730507c311d612c4703cf28352
Timestamp:
Wednesday 2 November 2022 at 11:37:46 UTC
()
Proposer:
Authorizers:
Gas used:
47