Flow price: --
a7019aca2ab7faed960f641d765560ef4c2dadd8661ac6a58f204e2ec9180b81

Transaction

Hash: a7019aca2ab7faed960f641d765560ef4c2dadd8661ac6a58f204e2ec9180b81
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a7019aca2ab7faed960f641d765560ef4c2dadd8661ac6a58f204e2ec9180b81:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a7019aca2ab7faed960f641d765560ef4c2dadd8661ac6a58f204e2ec9180b81
Status:
ERROR
Block height:
39868085
Block id:
d16492955545180d9629e3c29e3a954b759b7e94427271ca556dbd2cbfe89277
Timestamp:
Friday 28 October 2022 at 13:03:40 UTC
()
Proposer:
Authorizers:
Gas used:
47