Flow price: --
7a441deaa21f91d29500abbb13bf529212007635397b454a257f3fcc62578d37

Transaction

Hash: 7a441deaa21f91d29500abbb13bf529212007635397b454a257f3fcc62578d37
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7a441deaa21f91d29500abbb13bf529212007635397b454a257f3fcc62578d37:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7a441deaa21f91d29500abbb13bf529212007635397b454a257f3fcc62578d37
Status:
ERROR
Block height:
39795215
Block id:
88938eb98431d9e5266df774c7c38a6fc4fc9a1094ff912d51c8c115cb677e98
Timestamp:
Thursday 27 October 2022 at 07:39:38 UTC
()
Proposer:
Authorizers:
Gas used:
50