Flow price: --
772d6c4c0fed2d753f9a374423b8fd4dfad9eeb2342a041de0bb45d25fdcc718

Transaction

Hash: 772d6c4c0fed2d753f9a374423b8fd4dfad9eeb2342a041de0bb45d25fdcc718
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:
  --> 772d6c4c0fed2d753f9a374423b8fd4dfad9eeb2342a041de0bb45d25fdcc718:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
772d6c4c0fed2d753f9a374423b8fd4dfad9eeb2342a041de0bb45d25fdcc718
Status:
ERROR
Block height:
41437843
Block id:
a0daec1d8d142505876c73eee05996ced8a41883d7711bf66626572fbd18014b
Timestamp:
Wednesday 23 November 2022 at 13:26:29 UTC
()
Proposer:
Authorizers:
Gas used:
23