Flow price: --
726c938c88a4b01db6037b8915a44ad28dce732b7beade501a7260fe6471f4bc

Transaction

Hash: 726c938c88a4b01db6037b8915a44ad28dce732b7beade501a7260fe6471f4bc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 726c938c88a4b01db6037b8915a44ad28dce732b7beade501a7260fe6471f4bc: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:
726c938c88a4b01db6037b8915a44ad28dce732b7beade501a7260fe6471f4bc
Status:
ERROR
Block height:
39737233
Block id:
26b98f4b0785c02565517c29a2b34611ebb5d053257964e35a131b75ffa86ad8
Timestamp:
Wednesday 26 October 2022 at 08:18:03 UTC
()
Proposer:
Authorizers:
Gas used:
50