Flow price: --
a8efa35d865c91aeccb54dad64ac50c66e1776f9f01c98d46c2c9a139921ca59

Transaction

Hash: a8efa35d865c91aeccb54dad64ac50c66e1776f9f01c98d46c2c9a139921ca59
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a8efa35d865c91aeccb54dad64ac50c66e1776f9f01c98d46c2c9a139921ca59:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a8efa35d865c91aeccb54dad64ac50c66e1776f9f01c98d46c2c9a139921ca59
Status:
ERROR
Block height:
40135923
Block id:
92e7c2c86dc7b58b2ff8f7da2b970d3f8470144235740025bef04275c87bdcca
Timestamp:
Wednesday 2 November 2022 at 00:31:48 UTC
()
Proposer:
Authorizers:
Gas used:
50