Flow price: --
7850941dee3ef190117056c0d618940cf9fa2a78b593a60b8f59687239d0fe9b

Transaction

Hash: 7850941dee3ef190117056c0d618940cf9fa2a78b593a60b8f59687239d0fe9b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7850941dee3ef190117056c0d618940cf9fa2a78b593a60b8f59687239d0fe9b: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:
7850941dee3ef190117056c0d618940cf9fa2a78b593a60b8f59687239d0fe9b
Status:
ERROR
Block height:
39941890
Block id:
84f711dcc77ebfee4c89bfc72cfaaf4b22ff721a491500d7b44c00465d055f1b
Timestamp:
Saturday 29 October 2022 at 18:37:18 UTC
()
Proposer:
Authorizers:
Gas used:
47