Flow price: --
99218e3e59203371c14f8bf45a9d5cd9c60a48ab270f8fb2a747665125f94ad1

Transaction

Hash: 99218e3e59203371c14f8bf45a9d5cd9c60a48ab270f8fb2a747665125f94ad1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 99218e3e59203371c14f8bf45a9d5cd9c60a48ab270f8fb2a747665125f94ad1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
99218e3e59203371c14f8bf45a9d5cd9c60a48ab270f8fb2a747665125f94ad1
Status:
ERROR
Block height:
40134127
Block id:
4ec8bf5d25e1b0b872f2617b2b6ae8a79e5c0154907320145bf66851ab52157e
Timestamp:
Tuesday 1 November 2022 at 23:47:52 UTC
()
Proposer:
Authorizers:
Gas used:
46