Flow price: --
05d540ab14655debce09f755ed2d216a41ab23d77babfb9b97b17fb6093119b0

Transaction

Hash: 05d540ab14655debce09f755ed2d216a41ab23d77babfb9b97b17fb6093119b0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 05d540ab14655debce09f755ed2d216a41ab23d77babfb9b97b17fb6093119b0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
05d540ab14655debce09f755ed2d216a41ab23d77babfb9b97b17fb6093119b0
Status:
ERROR
Block height:
40091777
Block id:
40dc113423b8b3a311bf21d52f50b985fa7f5b9a453f685c874020cd99d3fe16
Timestamp:
Tuesday 1 November 2022 at 06:35:30 UTC
()
Proposer:
Authorizers:
Gas used:
46