Flow price: --
544a4b18bae19fd67cb884150fe4d34cacd7384d61733a41b45b81765ec52208

Transaction

Hash: 544a4b18bae19fd67cb884150fe4d34cacd7384d61733a41b45b81765ec52208
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 544a4b18bae19fd67cb884150fe4d34cacd7384d61733a41b45b81765ec52208:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
544a4b18bae19fd67cb884150fe4d34cacd7384d61733a41b45b81765ec52208
Status:
ERROR
Block height:
39755777
Block id:
40ac3a8006ea826eb8e1a06402575ba3b5b12b21227c21af00ee86ca4c8dcec7
Timestamp:
Wednesday 26 October 2022 at 15:45:41 UTC
()
Proposer:
Authorizers:
Gas used:
48