Flow price: --
707f3bd6f248868d38f86c1b4cf13a27e9fe62946b91f6b009caf5a155a17038

Transaction

Hash: 707f3bd6f248868d38f86c1b4cf13a27e9fe62946b91f6b009caf5a155a17038
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 707f3bd6f248868d38f86c1b4cf13a27e9fe62946b91f6b009caf5a155a17038:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
707f3bd6f248868d38f86c1b4cf13a27e9fe62946b91f6b009caf5a155a17038
Status:
ERROR
Block height:
40140559
Block id:
f7f4b0743e03412aa6a4a3b26481c4ac5c6dde785fdaf0345546b1ae4e8d582f
Timestamp:
Wednesday 2 November 2022 at 02:24:30 UTC
()
Proposer:
Authorizers:
Gas used:
50