Flow price: --
f677dec31a2fbe10747dedef6b16bf91c0850836e620ce760cbfe29601ee8dd0

Transaction

Hash: f677dec31a2fbe10747dedef6b16bf91c0850836e620ce760cbfe29601ee8dd0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f677dec31a2fbe10747dedef6b16bf91c0850836e620ce760cbfe29601ee8dd0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f677dec31a2fbe10747dedef6b16bf91c0850836e620ce760cbfe29601ee8dd0
Status:
ERROR
Block height:
39871569
Block id:
6d69e30c779ec60317b2de108776455381a3fd491a675e83e294bba3fe9dfc41
Timestamp:
Friday 28 October 2022 at 14:27:41 UTC
()
Proposer:
Authorizers:
Gas used:
46