Flow price: --
761d22720faa22b5cb9c1669657bb6ccf5ebb132ce0e6fffcf877b63964d64e7

Transaction

Hash: 761d22720faa22b5cb9c1669657bb6ccf5ebb132ce0e6fffcf877b63964d64e7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 761d22720faa22b5cb9c1669657bb6ccf5ebb132ce0e6fffcf877b63964d64e7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
761d22720faa22b5cb9c1669657bb6ccf5ebb132ce0e6fffcf877b63964d64e7
Status:
ERROR
Block height:
40049782
Block id:
dcbd649cc4b539a28e5a549bdbcfa0567ea85dd7a2535d55af745fa80de03355
Timestamp:
Monday 31 October 2022 at 13:40:38 UTC
()
Proposer:
Authorizers:
Gas used:
47