Flow price: --
3460e99e51d143a23b1abe3458c0822dc6216d3e63370965875efc5f302277a6

Transaction

Hash: 3460e99e51d143a23b1abe3458c0822dc6216d3e63370965875efc5f302277a6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3460e99e51d143a23b1abe3458c0822dc6216d3e63370965875efc5f302277a6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3460e99e51d143a23b1abe3458c0822dc6216d3e63370965875efc5f302277a6
Status:
ERROR
Block height:
39889299
Block id:
9df0dbafead8090e6783a2d5c55b3686ae986e9cedeb274a5f300f8a872c7941
Timestamp:
Friday 28 October 2022 at 21:31:12 UTC
()
Proposer:
Authorizers:
Gas used:
50