Flow price: --
36a1eb2a873355e78f8cab7a5ce30040e46d8d8f8106fb85845fae39d7f80426

Transaction

Hash: 36a1eb2a873355e78f8cab7a5ce30040e46d8d8f8106fb85845fae39d7f80426
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 36a1eb2a873355e78f8cab7a5ce30040e46d8d8f8106fb85845fae39d7f80426:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
36a1eb2a873355e78f8cab7a5ce30040e46d8d8f8106fb85845fae39d7f80426
Status:
ERROR
Block height:
39989531
Block id:
8911a01fb6aa8d067555deece2d6f92ff4a5e224d9d56d53a8acee1c102f4453
Timestamp:
Sunday 30 October 2022 at 13:34:38 UTC
()
Proposer:
Authorizers:
Gas used:
47