Flow price: --
1845748caab89e79b817ebb3f9e8ac1d43bf80db0577b719b160a9c98c466fb6

Transaction

Hash: 1845748caab89e79b817ebb3f9e8ac1d43bf80db0577b719b160a9c98c466fb6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1845748caab89e79b817ebb3f9e8ac1d43bf80db0577b719b160a9c98c466fb6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1845748caab89e79b817ebb3f9e8ac1d43bf80db0577b719b160a9c98c466fb6
Status:
ERROR
Block height:
39742069
Block id:
3109731ec0e65bc358599488ebc8be27216d062972c3d4c857a16d48e083ac74
Timestamp:
Wednesday 26 October 2022 at 10:15:15 UTC
()
Proposer:
Authorizers:
Gas used:
47