Flow price: --
c41096ccc1da31606abd10bb39afb345c82e735e4bc3edc5e6b4dc0689d3d313

Transaction

Hash: c41096ccc1da31606abd10bb39afb345c82e735e4bc3edc5e6b4dc0689d3d313
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c41096ccc1da31606abd10bb39afb345c82e735e4bc3edc5e6b4dc0689d3d313:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c41096ccc1da31606abd10bb39afb345c82e735e4bc3edc5e6b4dc0689d3d313
Status:
ERROR
Block height:
40050897
Block id:
3ded40511082830d6ab2b499260c8a91c5408e13d7e057022ffc698a3eb07d65
Timestamp:
Monday 31 October 2022 at 14:07:28 UTC
()
Proposer:
Authorizers:
Gas used:
48