Flow price: --
9f52186389d963a18d41f247cc6a04c41be6cbcc729ba64d8585d4d2f901fa5f

Transaction

Hash: 9f52186389d963a18d41f247cc6a04c41be6cbcc729ba64d8585d4d2f901fa5f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9f52186389d963a18d41f247cc6a04c41be6cbcc729ba64d8585d4d2f901fa5f: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:
9f52186389d963a18d41f247cc6a04c41be6cbcc729ba64d8585d4d2f901fa5f
Status:
ERROR
Block height:
40093952
Block id:
898aa77acca47fe5bf1774d52a01bab0f91647f3957b4fbeebf3ab2820ee5c0c
Timestamp:
Tuesday 1 November 2022 at 07:27:54 UTC
()
Proposer:
Authorizers:
Gas used:
46