Flow price: --
9131c09f30ed774157e8ecebe0118c592cdce56a68aedf95d250e06da34c3bcd

Transaction

Hash: 9131c09f30ed774157e8ecebe0118c592cdce56a68aedf95d250e06da34c3bcd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9131c09f30ed774157e8ecebe0118c592cdce56a68aedf95d250e06da34c3bcd: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:
9131c09f30ed774157e8ecebe0118c592cdce56a68aedf95d250e06da34c3bcd
Status:
ERROR
Block height:
40141587
Block id:
47836a2b070329b1c35de094edbc72095ccf984cefcdb0566e9f3d2e1f7ab3e1
Timestamp:
Wednesday 2 November 2022 at 02:49:21 UTC
()
Proposer:
Authorizers:
Gas used:
50