Flow price: --
231999fe135ebc80941abe888a73df15b41a3040d248e5f4f3d7d09e3e4efa23

Transaction

Hash: 231999fe135ebc80941abe888a73df15b41a3040d248e5f4f3d7d09e3e4efa23
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:
  --> 231999fe135ebc80941abe888a73df15b41a3040d248e5f4f3d7d09e3e4efa23:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
231999fe135ebc80941abe888a73df15b41a3040d248e5f4f3d7d09e3e4efa23
Status:
ERROR
Block height:
40638229
Block id:
3e64c0c8efcb82cd5aa4e6e88429dd481dcf65c8debe9b97f02393395d657165
Timestamp:
Thursday 10 November 2022 at 10:52:14 UTC
()
Proposer:
Authorizers:
Gas used:
25