Flow price: --
4a32026b848638523b70f5492f1c37e69d70e98300012d8b4f12e995d8e7936a

Transaction

Hash: 4a32026b848638523b70f5492f1c37e69d70e98300012d8b4f12e995d8e7936a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4a32026b848638523b70f5492f1c37e69d70e98300012d8b4f12e995d8e7936a: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:
4a32026b848638523b70f5492f1c37e69d70e98300012d8b4f12e995d8e7936a
Status:
ERROR
Block height:
39899769
Block id:
1b47646d77a909a6ae1ecabbeca941f024d84cd544458aad1ff9d157e0f16b45
Timestamp:
Saturday 29 October 2022 at 01:40:35 UTC
()
Proposer:
Authorizers:
Gas used:
46