Flow price: --
d64a120cce085a35a7dc397320b0a020f9574f2404fb26465dfab94b27c9b4f3

Transaction

Hash: d64a120cce085a35a7dc397320b0a020f9574f2404fb26465dfab94b27c9b4f3
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:
  --> d64a120cce085a35a7dc397320b0a020f9574f2404fb26465dfab94b27c9b4f3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
d64a120cce085a35a7dc397320b0a020f9574f2404fb26465dfab94b27c9b4f3
Status:
ERROR
Block height:
41145373
Block id:
c2f493a46a04ea46d992f511220ad94161ebd7e505e20efbeea35dc2e89e3077
Timestamp:
Friday 18 November 2022 at 20:09:07 UTC
()
Proposer:
Authorizers:
Gas used:
25