Flow price: --
176d47db5e06ed9c0c06b3fcc36621fb01659da2cfe126a28191a25b263c7690

Transaction

Hash: 176d47db5e06ed9c0c06b3fcc36621fb01659da2cfe126a28191a25b263c7690
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 176d47db5e06ed9c0c06b3fcc36621fb01659da2cfe126a28191a25b263c7690:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
176d47db5e06ed9c0c06b3fcc36621fb01659da2cfe126a28191a25b263c7690
Status:
ERROR
Block height:
39861256
Block id:
4bb1131b3056cd5c87808450005e88a21796fc4f1b43fa8a2c61928a03284bfd
Timestamp:
Friday 28 October 2022 at 10:19:10 UTC
()
Proposer:
Authorizers:
Gas used:
49