Flow price: --
5c287e10f0d958f6743d161e59650258e704fee8277b51e027f48e4b62cf789c

Transaction

Hash: 5c287e10f0d958f6743d161e59650258e704fee8277b51e027f48e4b62cf789c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5c287e10f0d958f6743d161e59650258e704fee8277b51e027f48e4b62cf789c: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:
5c287e10f0d958f6743d161e59650258e704fee8277b51e027f48e4b62cf789c
Status:
ERROR
Block height:
39916237
Block id:
83af61287b415934267bc710076f7c9f12cf8555f410079f2fdda4b60f364376
Timestamp:
Saturday 29 October 2022 at 08:16:01 UTC
()
Proposer:
Authorizers:
Gas used:
46