Flow price: --
5cfcc205c3111aefe1fea22c3b5110fecafb5ee3b6a938e3d92826131a550836

Transaction

Hash: 5cfcc205c3111aefe1fea22c3b5110fecafb5ee3b6a938e3d92826131a550836
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5cfcc205c3111aefe1fea22c3b5110fecafb5ee3b6a938e3d92826131a550836:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5cfcc205c3111aefe1fea22c3b5110fecafb5ee3b6a938e3d92826131a550836
Status:
ERROR
Block height:
39863592
Block id:
f3746d2b36745d5923d94d5f4f04db57729b819b77bb97e878858deab3ed8f40
Timestamp:
Friday 28 October 2022 at 11:15:46 UTC
()
Proposer:
Authorizers:
Gas used:
49