Flow price: --
229a9a5d2a160f9b7ae013f1f66171f85438ccf490813d8252d1cae767996708

Transaction

Hash: 229a9a5d2a160f9b7ae013f1f66171f85438ccf490813d8252d1cae767996708
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 229a9a5d2a160f9b7ae013f1f66171f85438ccf490813d8252d1cae767996708:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
229a9a5d2a160f9b7ae013f1f66171f85438ccf490813d8252d1cae767996708
Status:
ERROR
Block height:
39737751
Block id:
d32fa51982f55e0fd995f06cb135b5a2ce767508cc356db97b48ccc6d434ecc9
Timestamp:
Wednesday 26 October 2022 at 08:30:30 UTC
()
Proposer:
Authorizers:
Gas used:
47