Flow price: --
9106eb4b67d567b8d43cb288a5a9509dce9c24e10ec8a1048667e5cfa221371d

Transaction

Hash: 9106eb4b67d567b8d43cb288a5a9509dce9c24e10ec8a1048667e5cfa221371d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9106eb4b67d567b8d43cb288a5a9509dce9c24e10ec8a1048667e5cfa221371d: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:
9106eb4b67d567b8d43cb288a5a9509dce9c24e10ec8a1048667e5cfa221371d
Status:
ERROR
Block height:
39930981
Block id:
cb804fef26462ff1d93f14baefa8632a27713c6d563c9d8ef8490ca3202362e9
Timestamp:
Saturday 29 October 2022 at 14:13:02 UTC
()
Proposer:
Authorizers:
Gas used:
49