Flow price: --
b6be709aa5dcf11459c16ca3224b86700f86ac21010faba31ef4190c11ff9c7e

Transaction

Hash: b6be709aa5dcf11459c16ca3224b86700f86ac21010faba31ef4190c11ff9c7e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b6be709aa5dcf11459c16ca3224b86700f86ac21010faba31ef4190c11ff9c7e: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:
b6be709aa5dcf11459c16ca3224b86700f86ac21010faba31ef4190c11ff9c7e
Status:
ERROR
Block height:
39989364
Block id:
ce6d7a81f8415013d003f57df0b33ebde17a039b43b4fb7e3c76cfa0db81ce87
Timestamp:
Sunday 30 October 2022 at 13:30:42 UTC
()
Proposer:
Authorizers:
Gas used:
49