Flow price: --
381c9a6715d429208fd4634233f25b8c5d2ccc32f263f707a026da63413da31e

Transaction

Hash: 381c9a6715d429208fd4634233f25b8c5d2ccc32f263f707a026da63413da31e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 381c9a6715d429208fd4634233f25b8c5d2ccc32f263f707a026da63413da31e: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:
381c9a6715d429208fd4634233f25b8c5d2ccc32f263f707a026da63413da31e
Status:
ERROR
Block height:
40045379
Block id:
b0e642f15865df1afb4cff32bd14acd4e5a07d8b5253eb7b173c38514c9b2b8e
Timestamp:
Monday 31 October 2022 at 11:54:13 UTC
()
Proposer:
Authorizers:
Gas used:
47