Flow price: --
b27d69dfbe36d4eed3d790b1a96965155bd5c12d9eafa4d2dcee897ac801b1b5

Transaction

Hash: b27d69dfbe36d4eed3d790b1a96965155bd5c12d9eafa4d2dcee897ac801b1b5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b27d69dfbe36d4eed3d790b1a96965155bd5c12d9eafa4d2dcee897ac801b1b5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b27d69dfbe36d4eed3d790b1a96965155bd5c12d9eafa4d2dcee897ac801b1b5
Status:
ERROR
Block height:
40104578
Block id:
be5cb9a0446bc009ff008fd1f0b146b6d976304c1f6d72acc3a28318b967c230
Timestamp:
Tuesday 1 November 2022 at 11:46:14 UTC
()
Proposer:
Authorizers:
Gas used:
49