Flow price: --
b4a71d322249059af09ba2c87879b9cc0df500e3281ae39976c9a8943e595dd7

Transaction

Hash: b4a71d322249059af09ba2c87879b9cc0df500e3281ae39976c9a8943e595dd7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b4a71d322249059af09ba2c87879b9cc0df500e3281ae39976c9a8943e595dd7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b4a71d322249059af09ba2c87879b9cc0df500e3281ae39976c9a8943e595dd7
Status:
ERROR
Block height:
39942679
Block id:
09128281ffb2f6586572342af7db17a804292284644230fbf379127cc2068e27
Timestamp:
Saturday 29 October 2022 at 18:55:57 UTC
()
Proposer:
Authorizers:
Gas used:
46