Flow price: --
4293c3b8e48a052b193c524c3e595473b359a90fc40114c9088ab89f6499bf87

Transaction

Hash: 4293c3b8e48a052b193c524c3e595473b359a90fc40114c9088ab89f6499bf87
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4293c3b8e48a052b193c524c3e595473b359a90fc40114c9088ab89f6499bf87:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4293c3b8e48a052b193c524c3e595473b359a90fc40114c9088ab89f6499bf87
Status:
ERROR
Block height:
39882215
Block id:
ce87f06fc93e50b70fbef34d7691022f549efc8a9daded071b1c7344f37828c6
Timestamp:
Friday 28 October 2022 at 18:42:59 UTC
()
Proposer:
Authorizers:
Gas used:
46