Flow price: --
46386c0c55b58dd9b786a240bd9addbe23efae9a55f5a67f788a1b653b3a585b

Transaction

Hash: 46386c0c55b58dd9b786a240bd9addbe23efae9a55f5a67f788a1b653b3a585b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 46386c0c55b58dd9b786a240bd9addbe23efae9a55f5a67f788a1b653b3a585b: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:
46386c0c55b58dd9b786a240bd9addbe23efae9a55f5a67f788a1b653b3a585b
Status:
ERROR
Block height:
40134994
Block id:
3f43dbedba4ed93afc1917a50f2a0572c0d00b5cdcf464923988721dc69346c5
Timestamp:
Wednesday 2 November 2022 at 00:09:15 UTC
()
Proposer:
Authorizers:
Gas used:
49