Flow price: --
8190651dc30da1e40691fc1d5163cf8afc59c09e0099941605d259657963ef70

Transaction

Hash: 8190651dc30da1e40691fc1d5163cf8afc59c09e0099941605d259657963ef70
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8190651dc30da1e40691fc1d5163cf8afc59c09e0099941605d259657963ef70:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8190651dc30da1e40691fc1d5163cf8afc59c09e0099941605d259657963ef70
Status:
ERROR
Block height:
40040395
Block id:
442ba4b43f3f073fc1a4d755c8a4a513450593731f43dbc3147f4b1429f3cca3
Timestamp:
Monday 31 October 2022 at 09:53:33 UTC
()
Proposer:
Authorizers:
Gas used:
50