Flow price: --
b160893a5bcd4ad41b3de3d6cebe1091f07ec8df98c0a18efe83c871e9328c63

Transaction

Hash: b160893a5bcd4ad41b3de3d6cebe1091f07ec8df98c0a18efe83c871e9328c63
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b160893a5bcd4ad41b3de3d6cebe1091f07ec8df98c0a18efe83c871e9328c63:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b160893a5bcd4ad41b3de3d6cebe1091f07ec8df98c0a18efe83c871e9328c63
Status:
ERROR
Block height:
40152451
Block id:
5d9874475bb7ae8dc99e3ab3a3613a0201fe8c0b68ef4101a62e4a157ec6acb4
Timestamp:
Wednesday 2 November 2022 at 07:14:19 UTC
()
Proposer:
Authorizers:
Gas used:
46