Flow price: --
88ce02eaf032c59b7d429dbf718f1ee6f6ac4f9ce5e4a8fc837ad696f7e6f3eb

Transaction

Hash: 88ce02eaf032c59b7d429dbf718f1ee6f6ac4f9ce5e4a8fc837ad696f7e6f3eb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 88ce02eaf032c59b7d429dbf718f1ee6f6ac4f9ce5e4a8fc837ad696f7e6f3eb: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:
88ce02eaf032c59b7d429dbf718f1ee6f6ac4f9ce5e4a8fc837ad696f7e6f3eb
Status:
ERROR
Block height:
40040419
Block id:
364a92324cdb8933fb9c84ca91ac530b619047b6c26cad3e3cef46e6e4b7cd6f
Timestamp:
Monday 31 October 2022 at 09:54:07 UTC
()
Proposer:
Authorizers:
Gas used:
46