Flow price: --
68b15ef66fb625350d57c551b2196e663f1346cf82014509de3efc4ea66ae72b

Transaction

Hash: 68b15ef66fb625350d57c551b2196e663f1346cf82014509de3efc4ea66ae72b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 68b15ef66fb625350d57c551b2196e663f1346cf82014509de3efc4ea66ae72b: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:
68b15ef66fb625350d57c551b2196e663f1346cf82014509de3efc4ea66ae72b
Status:
ERROR
Block height:
40121162
Block id:
963dbf9c7093c466a173b48a6b78d69b1dd812d97404f6fcae73e14b56c9ec11
Timestamp:
Tuesday 1 November 2022 at 18:29:18 UTC
()
Proposer:
Authorizers:
Gas used:
47