Flow price: --
74ceeddfa9f0d868ec6c67ee5a297ad074e90d8a5472de37ee13b9f331f25cab

Transaction

Hash: 74ceeddfa9f0d868ec6c67ee5a297ad074e90d8a5472de37ee13b9f331f25cab
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 74ceeddfa9f0d868ec6c67ee5a297ad074e90d8a5472de37ee13b9f331f25cab: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:
74ceeddfa9f0d868ec6c67ee5a297ad074e90d8a5472de37ee13b9f331f25cab
Status:
ERROR
Block height:
39737441
Block id:
ecd5ee5389e9208383d7384810aee976a51c3287cb4522435eefa9e07832bda2
Timestamp:
Wednesday 26 October 2022 at 08:22:58 UTC
()
Proposer:
Authorizers:
Gas used:
49