Flow price: --
a7b9c98081054c93781e312d7dd941b7865c11c2f6936afd9df450d7b5bd2547

Transaction

Hash: a7b9c98081054c93781e312d7dd941b7865c11c2f6936afd9df450d7b5bd2547
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a7b9c98081054c93781e312d7dd941b7865c11c2f6936afd9df450d7b5bd2547:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a7b9c98081054c93781e312d7dd941b7865c11c2f6936afd9df450d7b5bd2547
Status:
ERROR
Block height:
39931918
Block id:
4dc4be016015b3887d0b58e10082ab10f1f01af1926d579d2a949cf0560398f8
Timestamp:
Saturday 29 October 2022 at 14:35:56 UTC
()
Proposer:
Authorizers:
Gas used:
46