Flow price: --
763b77bc7954b5304ad3f90ad328f37693a818a0d9c0de398623c7d6dc671922

Transaction

Hash: 763b77bc7954b5304ad3f90ad328f37693a818a0d9c0de398623c7d6dc671922
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 763b77bc7954b5304ad3f90ad328f37693a818a0d9c0de398623c7d6dc671922:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
763b77bc7954b5304ad3f90ad328f37693a818a0d9c0de398623c7d6dc671922
Status:
ERROR
Block height:
40108702
Block id:
e971b696ea10b27f3bae6484c0b4ff252bd92328061b23652aa90f803ef7c3f0
Timestamp:
Tuesday 1 November 2022 at 13:26:22 UTC
()
Proposer:
Authorizers:
Gas used:
46