Flow price: --
23dee0f386707dcd925122664e4aa33d379243b47cf8ee2550aa13acf4a0fc2f

Transaction

Hash: 23dee0f386707dcd925122664e4aa33d379243b47cf8ee2550aa13acf4a0fc2f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 23dee0f386707dcd925122664e4aa33d379243b47cf8ee2550aa13acf4a0fc2f: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:
23dee0f386707dcd925122664e4aa33d379243b47cf8ee2550aa13acf4a0fc2f
Status:
ERROR
Block height:
39866966
Block id:
f0d9538a8d37b5edda3d411b3806f5374ba2554aef13ba68e01cadfbb08f4ada
Timestamp:
Friday 28 October 2022 at 12:36:28 UTC
()
Proposer:
Authorizers:
Gas used:
47