Flow price: --
a40b09518df123d4aaf5f0c6fc98b586edcad213c9732e7c2b0f08bf08aa3b08

Transaction

Hash: a40b09518df123d4aaf5f0c6fc98b586edcad213c9732e7c2b0f08bf08aa3b08
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:
  --> a40b09518df123d4aaf5f0c6fc98b586edcad213c9732e7c2b0f08bf08aa3b08:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
a40b09518df123d4aaf5f0c6fc98b586edcad213c9732e7c2b0f08bf08aa3b08
Status:
ERROR
Block height:
40651127
Block id:
adcb19dfe03a84a95ae6e293166ce1a603727c4c60e4ced0445ddac636b5c5ae
Timestamp:
Thursday 10 November 2022 at 16:06:59 UTC
()
Proposer:
Authorizers:
Gas used:
23