Flow price: --
8734bd4314375c43cf7c2a3b2da55663ec757d6071e2c872649f3bef8a3cbe63

Transaction

Hash: 8734bd4314375c43cf7c2a3b2da55663ec757d6071e2c872649f3bef8a3cbe63
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8734bd4314375c43cf7c2a3b2da55663ec757d6071e2c872649f3bef8a3cbe63:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8734bd4314375c43cf7c2a3b2da55663ec757d6071e2c872649f3bef8a3cbe63
Status:
ERROR
Block height:
40117620
Block id:
7ede83ed47bd7deeff0efd96e2a1691fafa7254b8b72ce4b11d32a811de96dbc
Timestamp:
Tuesday 1 November 2022 at 17:03:14 UTC
()
Proposer:
Authorizers:
Gas used:
47