Flow price: --
7b894d04bd9b95adefd2e1bac5f6959f0b6520b01f88b30d941b7ec60a9910f8

Transaction

Hash: 7b894d04bd9b95adefd2e1bac5f6959f0b6520b01f88b30d941b7ec60a9910f8
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:
  --> 7b894d04bd9b95adefd2e1bac5f6959f0b6520b01f88b30d941b7ec60a9910f8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
7b894d04bd9b95adefd2e1bac5f6959f0b6520b01f88b30d941b7ec60a9910f8
Status:
ERROR
Block height:
41410070
Block id:
8c4b413c2f04452073da37fd908ebfebafa238c716ff8c08c9306e951237b4a4
Timestamp:
Wednesday 23 November 2022 at 02:44:47 UTC
()
Proposer:
Authorizers:
Gas used:
23