Flow price: --
7d8026fefd5097d7c58a2bd1c188ba60b4cda0bce55587b7d98ab5924c5d1488

Transaction

Hash: 7d8026fefd5097d7c58a2bd1c188ba60b4cda0bce55587b7d98ab5924c5d1488
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7d8026fefd5097d7c58a2bd1c188ba60b4cda0bce55587b7d98ab5924c5d1488:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7d8026fefd5097d7c58a2bd1c188ba60b4cda0bce55587b7d98ab5924c5d1488
Status:
ERROR
Block height:
39916840
Block id:
bd126a1bcbbac7627870626ae5d59f604ae7225f49ed195e1f1e931cc1aa3c5d
Timestamp:
Saturday 29 October 2022 at 08:30:33 UTC
()
Proposer:
Authorizers:
Gas used:
47