Flow price: --
c318a3ce61cf68e15ef5e850d7dc73b593db6a53e59d2716fb8350e84ce3adf4

Transaction

Hash: c318a3ce61cf68e15ef5e850d7dc73b593db6a53e59d2716fb8350e84ce3adf4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c318a3ce61cf68e15ef5e850d7dc73b593db6a53e59d2716fb8350e84ce3adf4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c318a3ce61cf68e15ef5e850d7dc73b593db6a53e59d2716fb8350e84ce3adf4
Status:
ERROR
Block height:
40058450
Block id:
8d3d584d9ac8f15608f1e9adee52b428be9c32429c8bb2f7f804bbc3f8313211
Timestamp:
Monday 31 October 2022 at 17:12:13 UTC
()
Proposer:
Authorizers:
Gas used:
46