Flow price: --
41cf55320e3be636fdb8bb1573abb717159f408289b1f3f17555afcac26abca3

Transaction

Hash: 41cf55320e3be636fdb8bb1573abb717159f408289b1f3f17555afcac26abca3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 41cf55320e3be636fdb8bb1573abb717159f408289b1f3f17555afcac26abca3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
41cf55320e3be636fdb8bb1573abb717159f408289b1f3f17555afcac26abca3
Status:
ERROR
Block height:
39751511
Block id:
4691b24577568519b2cb4ffa6bcce89dc79dd4660a7300aaed750f6ec1d29e07
Timestamp:
Wednesday 26 October 2022 at 14:03:00 UTC
()
Proposer:
Authorizers:
Gas used:
58