Flow price: --
c0650c0fdad7a3bd3c825a5eebaff919ce223ffc0e369b2ab7d32a588e024c48

Transaction

Hash: c0650c0fdad7a3bd3c825a5eebaff919ce223ffc0e369b2ab7d32a588e024c48
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c0650c0fdad7a3bd3c825a5eebaff919ce223ffc0e369b2ab7d32a588e024c48:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c0650c0fdad7a3bd3c825a5eebaff919ce223ffc0e369b2ab7d32a588e024c48
Status:
ERROR
Block height:
40036750
Block id:
0684c82440eb131132a0845fd87bb0a742ef601061839db7cef43761f2e3baae
Timestamp:
Monday 31 October 2022 at 08:25:24 UTC
()
Proposer:
Authorizers:
Gas used:
49