Flow price: --
a928194c4b692477b7979529ad6422a3e43a375ca93afa9955d67cc94852228b

Transaction

Hash: a928194c4b692477b7979529ad6422a3e43a375ca93afa9955d67cc94852228b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a928194c4b692477b7979529ad6422a3e43a375ca93afa9955d67cc94852228b: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:
a928194c4b692477b7979529ad6422a3e43a375ca93afa9955d67cc94852228b
Status:
ERROR
Block height:
39788683
Block id:
807f4f8ddf26f1db63d267559841a0ad5badaaa8142f3bd5577a059b2bbdd6fb
Timestamp:
Thursday 27 October 2022 at 05:01:35 UTC
()
Proposer:
Authorizers:
Gas used:
49