Flow price: --
2a177b1bd918cc9f62e6c480e4371964059fdb14aa8c1b6f0602c17af7b5a5a8

Transaction

Hash: 2a177b1bd918cc9f62e6c480e4371964059fdb14aa8c1b6f0602c17af7b5a5a8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2a177b1bd918cc9f62e6c480e4371964059fdb14aa8c1b6f0602c17af7b5a5a8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2a177b1bd918cc9f62e6c480e4371964059fdb14aa8c1b6f0602c17af7b5a5a8
Status:
ERROR
Block height:
40036189
Block id:
3335d1d725feb4ffd392569ab1f33699fb0e8e20670444f74f77e540d9c6afe5
Timestamp:
Monday 31 October 2022 at 08:12:02 UTC
()
Proposer:
Authorizers:
Gas used:
46