Flow price: --
2c1ea2f3c80188c5643fa5157d291f81f803fc77ad8c0ff5da3a08b8e6c87bac

Transaction

Hash: 2c1ea2f3c80188c5643fa5157d291f81f803fc77ad8c0ff5da3a08b8e6c87bac
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2c1ea2f3c80188c5643fa5157d291f81f803fc77ad8c0ff5da3a08b8e6c87bac: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:
2c1ea2f3c80188c5643fa5157d291f81f803fc77ad8c0ff5da3a08b8e6c87bac
Status:
ERROR
Block height:
39800803
Block id:
a5d4310f9c125735b98f0b0ab0c961e968f50f69bbc6f2788cb763ad1bee9d9b
Timestamp:
Thursday 27 October 2022 at 09:54:43 UTC
()
Proposer:
Authorizers:
Gas used:
50