Flow price: --
9af39869e7e52806fcc7c402a7a8ba5a9fb14d7ff8a2423f3c88cba5c7d7ae9f

Transaction

Hash: 9af39869e7e52806fcc7c402a7a8ba5a9fb14d7ff8a2423f3c88cba5c7d7ae9f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9af39869e7e52806fcc7c402a7a8ba5a9fb14d7ff8a2423f3c88cba5c7d7ae9f: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:
9af39869e7e52806fcc7c402a7a8ba5a9fb14d7ff8a2423f3c88cba5c7d7ae9f
Status:
ERROR
Block height:
39840665
Block id:
bec41aa4ed126946f7db415890897875af3d79dc1c811e8feecacd075a0c92fd
Timestamp:
Friday 28 October 2022 at 02:00:56 UTC
()
Proposer:
Authorizers:
Gas used:
61