Flow price: --
276aa1c28613e72688739934b1c591979c7b604b802f6ed0c6e582637754fd6e

Transaction

Hash: 276aa1c28613e72688739934b1c591979c7b604b802f6ed0c6e582637754fd6e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 276aa1c28613e72688739934b1c591979c7b604b802f6ed0c6e582637754fd6e: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:
276aa1c28613e72688739934b1c591979c7b604b802f6ed0c6e582637754fd6e
Status:
ERROR
Block height:
40030059
Block id:
8ae1e43e222c989a2473e4809da43bf7e8317a8ef6c18c7cf59e81de00614029
Timestamp:
Monday 31 October 2022 at 05:44:42 UTC
()
Proposer:
Authorizers:
Gas used:
50