Flow price: --
579101c913e3090815c3dc2bef508e23532d946ad79f4840b521e8abef36b8a5

Transaction

Hash: 579101c913e3090815c3dc2bef508e23532d946ad79f4840b521e8abef36b8a5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 579101c913e3090815c3dc2bef508e23532d946ad79f4840b521e8abef36b8a5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
579101c913e3090815c3dc2bef508e23532d946ad79f4840b521e8abef36b8a5
Status:
ERROR
Block height:
39806263
Block id:
56656ebc98e83be90e3455ee105ddd840f990d93f01bf13c5ee00a9e1aaa8e6f
Timestamp:
Thursday 27 October 2022 at 12:06:57 UTC
()
Proposer:
Authorizers:
Gas used:
47