Flow price: --
a49b629bd98529a972bd243514133bb27fe56813adeca24d6c9680c2b69c46f8

Transaction

Hash: a49b629bd98529a972bd243514133bb27fe56813adeca24d6c9680c2b69c46f8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a49b629bd98529a972bd243514133bb27fe56813adeca24d6c9680c2b69c46f8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a49b629bd98529a972bd243514133bb27fe56813adeca24d6c9680c2b69c46f8
Status:
ERROR
Block height:
40119932
Block id:
9af5fbbbb3978e84bfb06297e8def4ce64d82f7560100405b0c29061bcce6ced
Timestamp:
Tuesday 1 November 2022 at 17:59:35 UTC
()
Proposer:
Authorizers:
Gas used:
50