Flow price: --
5498f4f5db4dbc21c8219e533d9a654d881dbceaba82aea2fa0d108aece00182

Transaction

Hash: 5498f4f5db4dbc21c8219e533d9a654d881dbceaba82aea2fa0d108aece00182
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5498f4f5db4dbc21c8219e533d9a654d881dbceaba82aea2fa0d108aece00182:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5498f4f5db4dbc21c8219e533d9a654d881dbceaba82aea2fa0d108aece00182
Status:
ERROR
Block height:
40104414
Block id:
9f860c17b52bc3f48b2ad815187af2399d16077399c2781887ad9609af9b1745
Timestamp:
Tuesday 1 November 2022 at 11:42:14 UTC
()
Proposer:
Authorizers:
Gas used:
48