Flow price: --
4a4e1794383cb67928ff236f84afcbc78aaf8aa46715f1209124e30050926993

Transaction

Hash: 4a4e1794383cb67928ff236f84afcbc78aaf8aa46715f1209124e30050926993
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4a4e1794383cb67928ff236f84afcbc78aaf8aa46715f1209124e30050926993:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4a4e1794383cb67928ff236f84afcbc78aaf8aa46715f1209124e30050926993
Status:
ERROR
Block height:
40022471
Block id:
6ed220f3953e4da49f80d7e80a274c350cc5a58d961b109a101438a8338bb89a
Timestamp:
Monday 31 October 2022 at 02:41:13 UTC
()
Proposer:
Authorizers:
Gas used:
48