Flow price: --
2439817142da879278c0780a05eee3cd965d631cccaca0da687c1a9d77e7289d

Transaction

Hash: 2439817142da879278c0780a05eee3cd965d631cccaca0da687c1a9d77e7289d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2439817142da879278c0780a05eee3cd965d631cccaca0da687c1a9d77e7289d: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:
2439817142da879278c0780a05eee3cd965d631cccaca0da687c1a9d77e7289d
Status:
ERROR
Block height:
40155304
Block id:
3fa5e9fcc262c57ef8119dc978a2aaa000a5ac5fe32253b01393654584228fa6
Timestamp:
Wednesday 2 November 2022 at 08:23:57 UTC
()
Proposer:
Authorizers:
Gas used:
47