Flow price: --
01183ac580675ccdcddb6b872330c54ed2725d8c1408271f99cd7a6798563737

Transaction

Hash: 01183ac580675ccdcddb6b872330c54ed2725d8c1408271f99cd7a6798563737
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 01183ac580675ccdcddb6b872330c54ed2725d8c1408271f99cd7a6798563737:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
01183ac580675ccdcddb6b872330c54ed2725d8c1408271f99cd7a6798563737
Status:
ERROR
Block height:
40055422
Block id:
f5a0d687cabc7ad675281db5a1a1a884d9e051418fbeffc83546f744121af1dc
Timestamp:
Monday 31 October 2022 at 15:57:58 UTC
()
Proposer:
Authorizers:
Gas used:
49