Flow price: --
509b0cbec8530a80a37a53fdc88a6c28c1cf5b357907be0c7e50a07b0ca1a8f2

Transaction

Hash: 509b0cbec8530a80a37a53fdc88a6c28c1cf5b357907be0c7e50a07b0ca1a8f2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 509b0cbec8530a80a37a53fdc88a6c28c1cf5b357907be0c7e50a07b0ca1a8f2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
509b0cbec8530a80a37a53fdc88a6c28c1cf5b357907be0c7e50a07b0ca1a8f2
Status:
ERROR
Block height:
39987725
Block id:
65c234c5c236b57f03d6634f1f15585189e41e7850aff5e1a29a13f8be9ff738
Timestamp:
Sunday 30 October 2022 at 12:51:07 UTC
()
Proposer:
Authorizers:
Gas used:
47