Flow price: --
5454c510b5162912fc84003cd42000f9931c00ef9f467c5f5ff9c763a2944e26

Transaction

Hash: 5454c510b5162912fc84003cd42000f9931c00ef9f467c5f5ff9c763a2944e26
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5454c510b5162912fc84003cd42000f9931c00ef9f467c5f5ff9c763a2944e26:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5454c510b5162912fc84003cd42000f9931c00ef9f467c5f5ff9c763a2944e26
Status:
ERROR
Block height:
40160729
Block id:
348286f30fceeba20f2939e98931d6a3b9cb15ed4de972d6c7d8c748b6fb25da
Timestamp:
Wednesday 2 November 2022 at 10:36:14 UTC
()
Proposer:
Authorizers:
Gas used:
46