Flow price: --
4fb5b079a9930822aa3d0b92af424d04f86063767b3c7334b849b4dc04ed1005

Transaction

Hash: 4fb5b079a9930822aa3d0b92af424d04f86063767b3c7334b849b4dc04ed1005
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4fb5b079a9930822aa3d0b92af424d04f86063767b3c7334b849b4dc04ed1005:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4fb5b079a9930822aa3d0b92af424d04f86063767b3c7334b849b4dc04ed1005
Status:
ERROR
Block height:
39811848
Block id:
0034f7daa1efb7b58a182e3c336d893fd1dad720cb429523c7969f9f8b7f0318
Timestamp:
Thursday 27 October 2022 at 14:22:35 UTC
()
Proposer:
Authorizers:
Gas used:
46