Flow price: --
59935ee61a92cb3426510d1bc57e5cd9e5c27cfc1b5a142361cb9b30477bdb87

Transaction

Hash: 59935ee61a92cb3426510d1bc57e5cd9e5c27cfc1b5a142361cb9b30477bdb87
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 59935ee61a92cb3426510d1bc57e5cd9e5c27cfc1b5a142361cb9b30477bdb87:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
59935ee61a92cb3426510d1bc57e5cd9e5c27cfc1b5a142361cb9b30477bdb87
Status:
ERROR
Block height:
40131702
Block id:
7076bafbbd6190344930c7b89b1247f7ed16e0188e716d91ca817668cbe3eb28
Timestamp:
Tuesday 1 November 2022 at 22:48:24 UTC
()
Proposer:
Authorizers:
Gas used:
50