Flow price: --
105b6231ea6f74e04bdb28814e04028e6786b8d93a4ec530b780d9795e3ae6b9

Transaction

Hash: 105b6231ea6f74e04bdb28814e04028e6786b8d93a4ec530b780d9795e3ae6b9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 105b6231ea6f74e04bdb28814e04028e6786b8d93a4ec530b780d9795e3ae6b9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
105b6231ea6f74e04bdb28814e04028e6786b8d93a4ec530b780d9795e3ae6b9
Status:
ERROR
Block height:
39936637
Block id:
cd4798a4a17ca65a2878e905a67b5b7c1bd5fb71569abf01a82654c6e21844b1
Timestamp:
Saturday 29 October 2022 at 16:30:42 UTC
()
Proposer:
Authorizers:
Gas used:
48