Flow price: --
d5a693c6eb0ed729b506212f92f6a16e0c7f2da4e69d17c67e617d9a144398d5

Transaction

Hash: d5a693c6eb0ed729b506212f92f6a16e0c7f2da4e69d17c67e617d9a144398d5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d5a693c6eb0ed729b506212f92f6a16e0c7f2da4e69d17c67e617d9a144398d5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d5a693c6eb0ed729b506212f92f6a16e0c7f2da4e69d17c67e617d9a144398d5
Status:
ERROR
Block height:
39780382
Block id:
bb4f9413708a08f2afefc6ab702ed28c578dfe5cfba83ec654edf11d7296bc62
Timestamp:
Thursday 27 October 2022 at 01:41:04 UTC
()
Proposer:
Authorizers:
Gas used:
49