Flow price: --
485f15e182530863a7b777e514636f7a56e8c59a338aac40f47c734a1bfd9e16

Transaction

Hash: 485f15e182530863a7b777e514636f7a56e8c59a338aac40f47c734a1bfd9e16
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:
  --> 485f15e182530863a7b777e514636f7a56e8c59a338aac40f47c734a1bfd9e16:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
485f15e182530863a7b777e514636f7a56e8c59a338aac40f47c734a1bfd9e16
Status:
ERROR
Block height:
40178997
Block id:
8f55c5d478e78e860fb2d66060da6f0940f3be23c6d54e02ff31539f00d6dc01
Timestamp:
Wednesday 2 November 2022 at 19:30:16 UTC
()
Proposer:
Authorizers:
Gas used:
22