Flow price: --
f44f6efbd6f925d6054dcb54dbedba8d6185d6bb401e82c7ea05221eb4a27ec5

Transaction

Hash: f44f6efbd6f925d6054dcb54dbedba8d6185d6bb401e82c7ea05221eb4a27ec5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f44f6efbd6f925d6054dcb54dbedba8d6185d6bb401e82c7ea05221eb4a27ec5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f44f6efbd6f925d6054dcb54dbedba8d6185d6bb401e82c7ea05221eb4a27ec5
Status:
ERROR
Block height:
39827639
Block id:
db2368c0442b3a817726ba9cabe4cb3c1c1f52ea321882a6e1ac202b6d5734e6
Timestamp:
Thursday 27 October 2022 at 20:46:20 UTC
()
Proposer:
Authorizers:
Gas used:
48