Flow price: --
2d5826d884d7ff888d7384311aaa12180b602104c665f44987d6bb73f55a7fcf

Transaction

Hash: 2d5826d884d7ff888d7384311aaa12180b602104c665f44987d6bb73f55a7fcf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2d5826d884d7ff888d7384311aaa12180b602104c665f44987d6bb73f55a7fcf: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:
2d5826d884d7ff888d7384311aaa12180b602104c665f44987d6bb73f55a7fcf
Status:
ERROR
Block height:
39981803
Block id:
b2a64b4f6686e9cacb3ef9cfd63cf7c9935fdab4157a33fc834c7b89ccfed278
Timestamp:
Sunday 30 October 2022 at 10:28:31 UTC
()
Proposer:
Authorizers:
Gas used:
47