Flow price: --
1bb2eb7c982099b42fff3c4299952e68d7d2b17b1ce3375abcab68fc9e46f997

Transaction

Hash: 1bb2eb7c982099b42fff3c4299952e68d7d2b17b1ce3375abcab68fc9e46f997
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1bb2eb7c982099b42fff3c4299952e68d7d2b17b1ce3375abcab68fc9e46f997:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1bb2eb7c982099b42fff3c4299952e68d7d2b17b1ce3375abcab68fc9e46f997
Status:
ERROR
Block height:
40156037
Block id:
72f014aad52afdf6680e16e6500452d29fd0f995e03acb6e23a64d972f032c33
Timestamp:
Wednesday 2 November 2022 at 08:41:54 UTC
()
Proposer:
Authorizers:
Gas used:
49