Flow price: --
014dd85879aa633163923f1f6c06d75a6802a730946787e22bd8346c1995d6ab

Transaction

Hash: 014dd85879aa633163923f1f6c06d75a6802a730946787e22bd8346c1995d6ab
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 014dd85879aa633163923f1f6c06d75a6802a730946787e22bd8346c1995d6ab: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:
014dd85879aa633163923f1f6c06d75a6802a730946787e22bd8346c1995d6ab
Status:
ERROR
Block height:
39906312
Block id:
7d563a55bfde8b048ab54f8e53f7a43320aa8c46876f9275c5e50e1456f3a1e3
Timestamp:
Saturday 29 October 2022 at 04:17:20 UTC
()
Proposer:
Authorizers:
Gas used:
47