Flow price: --
0b4853b75f647d0666f6fa1c6a286e2a324a609c3aab5e8afe08e430d3bd25dc

Transaction

Hash: 0b4853b75f647d0666f6fa1c6a286e2a324a609c3aab5e8afe08e430d3bd25dc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0b4853b75f647d0666f6fa1c6a286e2a324a609c3aab5e8afe08e430d3bd25dc: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:
0b4853b75f647d0666f6fa1c6a286e2a324a609c3aab5e8afe08e430d3bd25dc
Status:
ERROR
Block height:
39939554
Block id:
ddb92a5cb3fdace6ee40aa4d1774735ac721fa29c2f847135bbf48c5748dd63b
Timestamp:
Saturday 29 October 2022 at 17:41:12 UTC
()
Proposer:
Authorizers:
Gas used:
46