Flow price: --
f767a3adbcc8c008d38598cead2faf730826806b36a75ce104a4e65473533369

Transaction

Hash: f767a3adbcc8c008d38598cead2faf730826806b36a75ce104a4e65473533369
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f767a3adbcc8c008d38598cead2faf730826806b36a75ce104a4e65473533369:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f767a3adbcc8c008d38598cead2faf730826806b36a75ce104a4e65473533369
Status:
ERROR
Block height:
40013735
Block id:
fe7460a491d23bfec0b189ce1658c9562bba76f6428599f7c2a0d9ac6b62403a
Timestamp:
Sunday 30 October 2022 at 23:12:54 UTC
()
Proposer:
Authorizers:
Gas used:
50