Flow price: --
71104c086c5ffe926ebb772841ab879f2dee56d64d9404715a1205d518412bfa

Transaction

Hash: 71104c086c5ffe926ebb772841ab879f2dee56d64d9404715a1205d518412bfa
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 71104c086c5ffe926ebb772841ab879f2dee56d64d9404715a1205d518412bfa: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:
71104c086c5ffe926ebb772841ab879f2dee56d64d9404715a1205d518412bfa
Status:
ERROR
Block height:
39979841
Block id:
1ce9caee8c8e741589ce59ea16de1a046d2d7b3406a3806e716756de37f1281e
Timestamp:
Sunday 30 October 2022 at 09:41:51 UTC
()
Proposer:
Authorizers:
Gas used:
49