Flow price: --
2bfd8f75899dc1b7309d1165fa00ee941c5b5915f8e7667acc67b9ffde43ce46

Transaction

Hash: 2bfd8f75899dc1b7309d1165fa00ee941c5b5915f8e7667acc67b9ffde43ce46
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2bfd8f75899dc1b7309d1165fa00ee941c5b5915f8e7667acc67b9ffde43ce46:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2bfd8f75899dc1b7309d1165fa00ee941c5b5915f8e7667acc67b9ffde43ce46
Status:
ERROR
Block height:
40077232
Block id:
1b54cbc295e5bc1d09a0b3e8dbc6a1fa87d6797963ccbf1a6369a0140fe42180
Timestamp:
Tuesday 1 November 2022 at 00:41:06 UTC
()
Proposer:
Authorizers:
Gas used:
47