Flow price: --
8846ebdb2a816d1760746c4484b09bf36514d4009434eaa33fd8d9be235161c1

Transaction

Hash: 8846ebdb2a816d1760746c4484b09bf36514d4009434eaa33fd8d9be235161c1
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:
  --> 8846ebdb2a816d1760746c4484b09bf36514d4009434eaa33fd8d9be235161c1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
8846ebdb2a816d1760746c4484b09bf36514d4009434eaa33fd8d9be235161c1
Status:
ERROR
Block height:
40182420
Block id:
5df8aa5565f90f7403ca283ba357df4e052a03d9ebdf683ab354b1b0faa16154
Timestamp:
Wednesday 2 November 2022 at 20:51:15 UTC
()
Proposer:
Authorizers:
Gas used:
25