Flow price: --
85496c0883766585cc53fd24d0ac0f0657ad4b4de3b808424de3485985385f31

Transaction

Hash: 85496c0883766585cc53fd24d0ac0f0657ad4b4de3b808424de3485985385f31
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 85496c0883766585cc53fd24d0ac0f0657ad4b4de3b808424de3485985385f31:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
85496c0883766585cc53fd24d0ac0f0657ad4b4de3b808424de3485985385f31
Status:
ERROR
Block height:
39997691
Block id:
8ba74eae5802592ac6a1bb02fd7f6b4cb44045c6c1fed314f0dc8e57f7cef30f
Timestamp:
Sunday 30 October 2022 at 16:50:13 UTC
()
Proposer:
Authorizers:
Gas used:
47