Flow price: --
4ef15bd0407b1d8ce98700a9f3a5a961bcfba9a0449029919dbad4fa44f01b37

Transaction

Hash: 4ef15bd0407b1d8ce98700a9f3a5a961bcfba9a0449029919dbad4fa44f01b37
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4ef15bd0407b1d8ce98700a9f3a5a961bcfba9a0449029919dbad4fa44f01b37:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4ef15bd0407b1d8ce98700a9f3a5a961bcfba9a0449029919dbad4fa44f01b37
Status:
ERROR
Block height:
39814411
Block id:
1eda3dc61917c4a6ab85e8c82b015bdb9c0306a1a42046a3a813d82b938e0253
Timestamp:
Thursday 27 October 2022 at 15:24:41 UTC
()
Proposer:
Authorizers:
Gas used:
47