Flow price: --
037404e420e41d63a503378378fae5fcacb78e8aa77cc6f068c49fe971604dc3

Transaction

Hash: 037404e420e41d63a503378378fae5fcacb78e8aa77cc6f068c49fe971604dc3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 037404e420e41d63a503378378fae5fcacb78e8aa77cc6f068c49fe971604dc3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
037404e420e41d63a503378378fae5fcacb78e8aa77cc6f068c49fe971604dc3
Status:
ERROR
Block height:
40051693
Block id:
5865591d32a1e3c248a03d187a94d322e5f516ff5dd4e7174d0cf7c6eae98df6
Timestamp:
Monday 31 October 2022 at 14:27:11 UTC
()
Proposer:
Authorizers:
Gas used:
50