Flow price: --
465d446feb47cf326f9dd809a60d87aff9e6290dbc573b674c3037b23c829e8f

Transaction

Hash: 465d446feb47cf326f9dd809a60d87aff9e6290dbc573b674c3037b23c829e8f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 465d446feb47cf326f9dd809a60d87aff9e6290dbc573b674c3037b23c829e8f: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:
465d446feb47cf326f9dd809a60d87aff9e6290dbc573b674c3037b23c829e8f
Status:
ERROR
Block height:
40141629
Block id:
e8c0b9c51ae9f54ff4258cb82418a6e432eaa39dc7feb34b2f00ec1d58f29472
Timestamp:
Wednesday 2 November 2022 at 02:50:20 UTC
()
Proposer:
Authorizers:
Gas used:
47