Flow price: --
67d0dae218666d15fe580f3f1e1c8f863e98ea4c592d4b95dd70eec25f5cc8e3

Transaction

Hash: 67d0dae218666d15fe580f3f1e1c8f863e98ea4c592d4b95dd70eec25f5cc8e3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 67d0dae218666d15fe580f3f1e1c8f863e98ea4c592d4b95dd70eec25f5cc8e3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
67d0dae218666d15fe580f3f1e1c8f863e98ea4c592d4b95dd70eec25f5cc8e3
Status:
ERROR
Block height:
39939274
Block id:
811e1137ef7d9fc6d27b04c166d9622fbbac060efa635e75f50d6dbe623f7230
Timestamp:
Saturday 29 October 2022 at 17:34:22 UTC
()
Proposer:
Authorizers:
Gas used:
48