Flow price: --
902d8dfe44a6d3d74bd0bbb90aa3ee7803e8977b77f94194d9b82fa44a21bfdb

Transaction

Hash: 902d8dfe44a6d3d74bd0bbb90aa3ee7803e8977b77f94194d9b82fa44a21bfdb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 902d8dfe44a6d3d74bd0bbb90aa3ee7803e8977b77f94194d9b82fa44a21bfdb: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:
902d8dfe44a6d3d74bd0bbb90aa3ee7803e8977b77f94194d9b82fa44a21bfdb
Status:
ERROR
Block height:
40045020
Block id:
2647f2c5c34bf65afee5cad0582d3b35b5d021ad6198b7716b45ab54bc37526a
Timestamp:
Monday 31 October 2022 at 11:45:32 UTC
()
Proposer:
Authorizers:
Gas used:
47