Flow price: --
6eb71e9b94fa03770d8efd21d424cc80b5a1cf06c696f61a5dbd4a85c6816e87

Transaction

Hash: 6eb71e9b94fa03770d8efd21d424cc80b5a1cf06c696f61a5dbd4a85c6816e87
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6eb71e9b94fa03770d8efd21d424cc80b5a1cf06c696f61a5dbd4a85c6816e87:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6eb71e9b94fa03770d8efd21d424cc80b5a1cf06c696f61a5dbd4a85c6816e87
Status:
ERROR
Block height:
40028020
Block id:
282bb5413ee813848c3edca11185b595b0a7318bd6335a30401751d060a03533
Timestamp:
Monday 31 October 2022 at 04:55:06 UTC
()
Proposer:
Authorizers:
Gas used:
49