Flow price: --
52417fdcadbc0cbfdbc37cddb26da9d9d19d8972058a992b89e46eb0333767b1

Transaction

Hash: 52417fdcadbc0cbfdbc37cddb26da9d9d19d8972058a992b89e46eb0333767b1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 52417fdcadbc0cbfdbc37cddb26da9d9d19d8972058a992b89e46eb0333767b1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
52417fdcadbc0cbfdbc37cddb26da9d9d19d8972058a992b89e46eb0333767b1
Status:
ERROR
Block height:
40169530
Block id:
64203fcd0e034bb09f66cab4a46e98e67c383ef7e8fab71fec157cf6d7172eda
Timestamp:
Wednesday 2 November 2022 at 14:09:06 UTC
()
Proposer:
Authorizers:
Gas used:
50