Flow price: --
0fa7ee3d904f124245cedc3c676f966dbdf24212f4e1c634699bb94e79699523

Transaction

Hash: 0fa7ee3d904f124245cedc3c676f966dbdf24212f4e1c634699bb94e79699523
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0fa7ee3d904f124245cedc3c676f966dbdf24212f4e1c634699bb94e79699523:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0fa7ee3d904f124245cedc3c676f966dbdf24212f4e1c634699bb94e79699523
Status:
ERROR
Block height:
39751389
Block id:
5c76b92f1b1d5f1580c42639e01ec364e2fcfa8307ca9d906149a378676c7338
Timestamp:
Wednesday 26 October 2022 at 14:00:12 UTC
()
Proposer:
Authorizers:
Gas used:
48