Flow price: --
a6c2e5eba03238d91cb36fac4cf349c070a48e15a6421ce505288167c74d9b82

Transaction

Hash: a6c2e5eba03238d91cb36fac4cf349c070a48e15a6421ce505288167c74d9b82
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a6c2e5eba03238d91cb36fac4cf349c070a48e15a6421ce505288167c74d9b82:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a6c2e5eba03238d91cb36fac4cf349c070a48e15a6421ce505288167c74d9b82
Status:
ERROR
Block height:
39813287
Block id:
9ada835d402cc05bd6c606315262e8a335cc366f2bea9bd9fabf933a49e45c14
Timestamp:
Thursday 27 October 2022 at 14:57:18 UTC
()
Proposer:
Authorizers:
Gas used:
47