Flow price: --
2512eec7e2245fa1c6979e6cc1699990f06a2fa7a3efd7edd1345cd90ee5bbf5

Transaction

Hash: 2512eec7e2245fa1c6979e6cc1699990f06a2fa7a3efd7edd1345cd90ee5bbf5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2512eec7e2245fa1c6979e6cc1699990f06a2fa7a3efd7edd1345cd90ee5bbf5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2512eec7e2245fa1c6979e6cc1699990f06a2fa7a3efd7edd1345cd90ee5bbf5
Status:
ERROR
Block height:
39847364
Block id:
9f07c5d3931f106af4e1e53162e2e9ee71bd8f30ecca8d3bdc552566188bd2c9
Timestamp:
Friday 28 October 2022 at 04:41:50 UTC
()
Proposer:
Authorizers:
Gas used:
46