Flow price: --
1cc773bb4b4cc89cb984bda9fba92385a41c72c878980d40d8a23df44362f284

Transaction

Hash: 1cc773bb4b4cc89cb984bda9fba92385a41c72c878980d40d8a23df44362f284
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1cc773bb4b4cc89cb984bda9fba92385a41c72c878980d40d8a23df44362f284:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1cc773bb4b4cc89cb984bda9fba92385a41c72c878980d40d8a23df44362f284
Status:
ERROR
Block height:
40021928
Block id:
3091e6b5b3a8bc2d4833b56e1cc9e25a8b718d84d5296d76d13825b9d9ec4e68
Timestamp:
Monday 31 October 2022 at 02:28:26 UTC
()
Proposer:
Authorizers:
Gas used:
50