Flow price: --
3094dd5a645faf95a21877409a37bb7ebb228412b84f24dd5f560b3e80ca7f27

Transaction

Hash: 3094dd5a645faf95a21877409a37bb7ebb228412b84f24dd5f560b3e80ca7f27
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3094dd5a645faf95a21877409a37bb7ebb228412b84f24dd5f560b3e80ca7f27:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3094dd5a645faf95a21877409a37bb7ebb228412b84f24dd5f560b3e80ca7f27
Status:
ERROR
Block height:
40085472
Block id:
350709137ea311cf09678cdd8a6bfdb47e26d329596f27a036add7a99396e445
Timestamp:
Tuesday 1 November 2022 at 04:00:57 UTC
()
Proposer:
Authorizers:
Gas used:
51