Flow price: --
af9728fe9e51327220e018b4d53e9b8a73edf1b6e9f935823681d8f477c70c35

Transaction

Hash: af9728fe9e51327220e018b4d53e9b8a73edf1b6e9f935823681d8f477c70c35
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> af9728fe9e51327220e018b4d53e9b8a73edf1b6e9f935823681d8f477c70c35:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
af9728fe9e51327220e018b4d53e9b8a73edf1b6e9f935823681d8f477c70c35
Status:
ERROR
Block height:
40163613
Block id:
a03d69b1dc026dce769569baa68e30c27ea93464a75bb41c518068dba6d620dc
Timestamp:
Wednesday 2 November 2022 at 11:46:19 UTC
()
Proposer:
Authorizers:
Gas used:
66