Flow price: --
557382582d12b541d2d99da21524b42ccf62e2784d2134a1af5f4daf87e6c5ca

Transaction

Hash: 557382582d12b541d2d99da21524b42ccf62e2784d2134a1af5f4daf87e6c5ca
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 557382582d12b541d2d99da21524b42ccf62e2784d2134a1af5f4daf87e6c5ca: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:
557382582d12b541d2d99da21524b42ccf62e2784d2134a1af5f4daf87e6c5ca
Status:
ERROR
Block height:
39846265
Block id:
06d01d90a05352c9c65877a6a43b1b62109d0364ad00163e0623245a2ad7ec38
Timestamp:
Friday 28 October 2022 at 04:15:41 UTC
()
Proposer:
Authorizers:
Gas used:
47