Flow price: --
58a367b713d3e5c0c94ec76b6ab0e999fd5e81dd0b572e76bcd338f4f9b4f063

Transaction

Hash: 58a367b713d3e5c0c94ec76b6ab0e999fd5e81dd0b572e76bcd338f4f9b4f063
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:
  --> 58a367b713d3e5c0c94ec76b6ab0e999fd5e81dd0b572e76bcd338f4f9b4f063:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
58a367b713d3e5c0c94ec76b6ab0e999fd5e81dd0b572e76bcd338f4f9b4f063
Status:
ERROR
Block height:
40177465
Block id:
993c458bfc3557e83ad4d95326ce00a8c014c3591ae43ac6bcbad532c370f9c9
Timestamp:
Wednesday 2 November 2022 at 18:54:02 UTC
()
Proposer:
Authorizers:
Gas used:
22