Flow price: --
b7d6bd34cc78bd35a4cb6c6870bbb40f291d41cdfe257d294d9093eb107a7efa

Transaction

Hash: b7d6bd34cc78bd35a4cb6c6870bbb40f291d41cdfe257d294d9093eb107a7efa
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b7d6bd34cc78bd35a4cb6c6870bbb40f291d41cdfe257d294d9093eb107a7efa: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:
b7d6bd34cc78bd35a4cb6c6870bbb40f291d41cdfe257d294d9093eb107a7efa
Status:
ERROR
Block height:
39980546
Block id:
b7da827bb8906a16a5c0676ff334fe40422fe5bfcd72340b10496af3be19a6ad
Timestamp:
Sunday 30 October 2022 at 09:58:37 UTC
()
Proposer:
Authorizers:
Gas used:
47