Flow price: --
cc3b6b1854b25cc1cbc9a5aea795fc23b6e67a069b5204371fd3cf85f9732a3b

Transaction

Hash: cc3b6b1854b25cc1cbc9a5aea795fc23b6e67a069b5204371fd3cf85f9732a3b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cc3b6b1854b25cc1cbc9a5aea795fc23b6e67a069b5204371fd3cf85f9732a3b: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:
cc3b6b1854b25cc1cbc9a5aea795fc23b6e67a069b5204371fd3cf85f9732a3b
Status:
ERROR
Block height:
40045020
Block id:
2647f2c5c34bf65afee5cad0582d3b35b5d021ad6198b7716b45ab54bc37526a
Timestamp:
Monday 31 October 2022 at 11:45:32 UTC
()
Proposer:
Authorizers:
Gas used:
47