Flow price: --
47f255c4e793250f4b594d4233c97eaaf3a250675c548bb358f807e78e6c0e51

Transaction

Hash: 47f255c4e793250f4b594d4233c97eaaf3a250675c548bb358f807e78e6c0e51
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 47f255c4e793250f4b594d4233c97eaaf3a250675c548bb358f807e78e6c0e51:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
47f255c4e793250f4b594d4233c97eaaf3a250675c548bb358f807e78e6c0e51
Status:
ERROR
Block height:
40156653
Block id:
ae45bba3d2e3e2370e509290f45843c39e8cc54919b9b02ed35f9146cb9e33f4
Timestamp:
Wednesday 2 November 2022 at 08:57:11 UTC
()
Proposer:
Authorizers:
Gas used:
47