Flow price: --
e185f46f1799e2bd5e80c3fe8b05cfb6ed0c041495a9b8550ccefa9abe101318

Transaction

Hash: e185f46f1799e2bd5e80c3fe8b05cfb6ed0c041495a9b8550ccefa9abe101318
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e185f46f1799e2bd5e80c3fe8b05cfb6ed0c041495a9b8550ccefa9abe101318:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e185f46f1799e2bd5e80c3fe8b05cfb6ed0c041495a9b8550ccefa9abe101318
Status:
ERROR
Block height:
40021928
Block id:
3091e6b5b3a8bc2d4833b56e1cc9e25a8b718d84d5296d76d13825b9d9ec4e68
Timestamp:
Monday 31 October 2022 at 02:28:26 UTC
()
Proposer:
Authorizers:
Gas used:
50