Flow price: --
3503800e56af3f8bd93fa8953d87545f930fd01ceb7d77ad1c88ec3cb2f92904

Transaction

Hash: 3503800e56af3f8bd93fa8953d87545f930fd01ceb7d77ad1c88ec3cb2f92904
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3503800e56af3f8bd93fa8953d87545f930fd01ceb7d77ad1c88ec3cb2f92904:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3503800e56af3f8bd93fa8953d87545f930fd01ceb7d77ad1c88ec3cb2f92904
Status:
ERROR
Block height:
39805067
Block id:
d90f07635e48f94eb1d892ada02b35e454179c104cfbfb00f28f964d25dc4af9
Timestamp:
Thursday 27 October 2022 at 11:37:41 UTC
()
Proposer:
Authorizers:
Gas used:
46