Flow price: --
820a83f23236a9d0b13048180bca12aa254cb82fb2d199c4cefe9c59c05d8199

Transaction

Hash: 820a83f23236a9d0b13048180bca12aa254cb82fb2d199c4cefe9c59c05d8199
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 820a83f23236a9d0b13048180bca12aa254cb82fb2d199c4cefe9c59c05d8199:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
820a83f23236a9d0b13048180bca12aa254cb82fb2d199c4cefe9c59c05d8199
Status:
ERROR
Block height:
39806217
Block id:
7647a4d3852161583e64de7be0d036bdf86fde0598236b9f58e7b1a7dfef62d6
Timestamp:
Thursday 27 October 2022 at 12:05:41 UTC
()
Proposer:
Authorizers:
Gas used:
50