Flow price: --
bcb8a6cf5591000bd02a94c72f11c160bf95dbd279245f0b286e4421c37f1ee8

Transaction

Hash: bcb8a6cf5591000bd02a94c72f11c160bf95dbd279245f0b286e4421c37f1ee8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> bcb8a6cf5591000bd02a94c72f11c160bf95dbd279245f0b286e4421c37f1ee8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
bcb8a6cf5591000bd02a94c72f11c160bf95dbd279245f0b286e4421c37f1ee8
Status:
ERROR
Block height:
40577911
Block id:
5407e3f589ce755f18572743ad3a3e967f49501c2c48742591995058e60f9f82
Timestamp:
Wednesday 9 November 2022 at 10:17:58 UTC
()
Proposer:
Authorizers:
Gas used:
22