Flow price: --
5544ea8b62c71aa33a356e0a5b94d42e5d79f9e70aec563e82a14d86a98461fa

Transaction

Hash: 5544ea8b62c71aa33a356e0a5b94d42e5d79f9e70aec563e82a14d86a98461fa
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5544ea8b62c71aa33a356e0a5b94d42e5d79f9e70aec563e82a14d86a98461fa: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:
5544ea8b62c71aa33a356e0a5b94d42e5d79f9e70aec563e82a14d86a98461fa
Status:
ERROR
Block height:
39766661
Block id:
73dc38bc72c8409f9b0a98be600b14a0c924e425cc1aa9a83b542fbe75c2fb69
Timestamp:
Wednesday 26 October 2022 at 20:09:41 UTC
()
Proposer:
Authorizers:
Gas used:
50