Flow price: --
d843528f7e0ef6eb1cd6605ad894cf4cc5bec1be7aeae5f039f396c97da65837

Transaction

Hash: d843528f7e0ef6eb1cd6605ad894cf4cc5bec1be7aeae5f039f396c97da65837
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d843528f7e0ef6eb1cd6605ad894cf4cc5bec1be7aeae5f039f396c97da65837:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d843528f7e0ef6eb1cd6605ad894cf4cc5bec1be7aeae5f039f396c97da65837
Status:
ERROR
Block height:
40076971
Block id:
b84fa3d0f274d9447f6ffd25bd7a82777ed29ba4163288c0975680bd93fb1a3a
Timestamp:
Tuesday 1 November 2022 at 00:34:57 UTC
()
Proposer:
Authorizers:
Gas used:
47