Flow price: --
88c816261bdafee357269422df4e1d0161883ff165acae7ea75ed2eb03db383b

Transaction

Hash: 88c816261bdafee357269422df4e1d0161883ff165acae7ea75ed2eb03db383b
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:
  --> 88c816261bdafee357269422df4e1d0161883ff165acae7ea75ed2eb03db383b: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:
88c816261bdafee357269422df4e1d0161883ff165acae7ea75ed2eb03db383b
Status:
ERROR
Block height:
40527749
Block id:
d4a134419d3154306cc20d2689785679954cad1b0229fec21f43a8fdaca7eb8a
Timestamp:
Tuesday 8 November 2022 at 14:17:54 UTC
()
Proposer:
Authorizers:
Gas used:
23