Flow price: --
212b140d616c9e2ab8bd8fcb52c2dfe79212bb918710b2c89e43c77f3f53505e

Transaction

Hash: 212b140d616c9e2ab8bd8fcb52c2dfe79212bb918710b2c89e43c77f3f53505e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 212b140d616c9e2ab8bd8fcb52c2dfe79212bb918710b2c89e43c77f3f53505e: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:
212b140d616c9e2ab8bd8fcb52c2dfe79212bb918710b2c89e43c77f3f53505e
Status:
ERROR
Block height:
39918317
Block id:
32219a7509870f936351561877c502a6b80006ec895ebfff86f8298c44c89b6f
Timestamp:
Saturday 29 October 2022 at 09:06:21 UTC
()
Proposer:
Authorizers:
Gas used:
47