Flow price: --
4ccc2a89a040ac5c3553ce20e9c5e6275ed7a8d5a5655aa4f45f2f19c09617aa

Transaction

Hash: 4ccc2a89a040ac5c3553ce20e9c5e6275ed7a8d5a5655aa4f45f2f19c09617aa
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4ccc2a89a040ac5c3553ce20e9c5e6275ed7a8d5a5655aa4f45f2f19c09617aa: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:
4ccc2a89a040ac5c3553ce20e9c5e6275ed7a8d5a5655aa4f45f2f19c09617aa
Status:
ERROR
Block height:
40126579
Block id:
cfaa98fde2e95f93a0b5bf2234bf70f5cdf223a813bededa5b02091c1057b069
Timestamp:
Tuesday 1 November 2022 at 20:41:56 UTC
()
Proposer:
Authorizers:
Gas used:
46