Flow price: --
6945670a456ca181151f19a93b0fa6a9e74ff30308d663dd798dc057723650c8

Transaction

Hash: 6945670a456ca181151f19a93b0fa6a9e74ff30308d663dd798dc057723650c8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6945670a456ca181151f19a93b0fa6a9e74ff30308d663dd798dc057723650c8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6945670a456ca181151f19a93b0fa6a9e74ff30308d663dd798dc057723650c8
Status:
ERROR
Block height:
40103610
Block id:
a76f592114c7a10669b42e8eb9932b3a7a66e8f9686225b74a4cc6a17a172100
Timestamp:
Tuesday 1 November 2022 at 11:22:53 UTC
()
Proposer:
Authorizers:
Gas used:
46