Flow price: --
700fc4b6227b12d37fda3bb8b7765e5456dcf2f8a89332088b9395126ee2c8ea

Transaction

Hash: 700fc4b6227b12d37fda3bb8b7765e5456dcf2f8a89332088b9395126ee2c8ea
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 700fc4b6227b12d37fda3bb8b7765e5456dcf2f8a89332088b9395126ee2c8ea: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:
700fc4b6227b12d37fda3bb8b7765e5456dcf2f8a89332088b9395126ee2c8ea
Status:
ERROR
Block height:
40142998
Block id:
bd401e4b18c98296499400d021b42ca0fdf795a7cc475d5475ff4f9bca306207
Timestamp:
Wednesday 2 November 2022 at 03:23:19 UTC
()
Proposer:
Authorizers:
Gas used:
50