Flow price: --
2fdc73a70aa2b491f248e07cd5c770abcb03befe823c9be3e5d4817d89a1e417

Transaction

Hash: 2fdc73a70aa2b491f248e07cd5c770abcb03befe823c9be3e5d4817d89a1e417
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2fdc73a70aa2b491f248e07cd5c770abcb03befe823c9be3e5d4817d89a1e417:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2fdc73a70aa2b491f248e07cd5c770abcb03befe823c9be3e5d4817d89a1e417
Status:
ERROR
Block height:
40113306
Block id:
0da0c13e31a5ee89199b722586871bbebbcb7b06f3733a22b405e5fb3da5bdc9
Timestamp:
Tuesday 1 November 2022 at 15:18:19 UTC
()
Proposer:
Authorizers:
Gas used:
46