Flow price: --
a80aa3ee5c0d872426f926a4bce353a59f33f4e26a03ba39d4eb493a8e4b53b8

Transaction

Hash: a80aa3ee5c0d872426f926a4bce353a59f33f4e26a03ba39d4eb493a8e4b53b8
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:
  --> a80aa3ee5c0d872426f926a4bce353a59f33f4e26a03ba39d4eb493a8e4b53b8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
a80aa3ee5c0d872426f926a4bce353a59f33f4e26a03ba39d4eb493a8e4b53b8
Status:
ERROR
Block height:
40641110
Block id:
b56df36c41cb28fbe83d8b36504574b570a6c03887953062a5b56f8e9f6d4713
Timestamp:
Thursday 10 November 2022 at 12:03:09 UTC
()
Proposer:
Authorizers:
Gas used:
25