Flow price: --
1c76075be8e93a527e120c5b7f867a7d53217ae64b0cb1ae9baf55a504c03458

Transaction

Hash: 1c76075be8e93a527e120c5b7f867a7d53217ae64b0cb1ae9baf55a504c03458
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1c76075be8e93a527e120c5b7f867a7d53217ae64b0cb1ae9baf55a504c03458:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1c76075be8e93a527e120c5b7f867a7d53217ae64b0cb1ae9baf55a504c03458
Status:
ERROR
Block height:
39855238
Block id:
dad5340683f02b2aa373adb581bfa3d5cf0c59e9857181889e70bacf7c523f3c
Timestamp:
Friday 28 October 2022 at 07:54:08 UTC
()
Proposer:
Authorizers:
Gas used:
46