Flow price: --
2f39a28bbc7b023106561f80d11991dd790d5432876b4d518e8be4ef4ae35610

Transaction

Hash: 2f39a28bbc7b023106561f80d11991dd790d5432876b4d518e8be4ef4ae35610
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2f39a28bbc7b023106561f80d11991dd790d5432876b4d518e8be4ef4ae35610:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2f39a28bbc7b023106561f80d11991dd790d5432876b4d518e8be4ef4ae35610
Status:
ERROR
Block height:
40107160
Block id:
02e43f123478667b9083f3539ab0f5206bb794c5b6abe4df435a292ae15db3fe
Timestamp:
Tuesday 1 November 2022 at 12:49:00 UTC
()
Proposer:
Authorizers:
Gas used:
48