Flow price: --
f285a5cce50e9f316b51a86616a8be2e7e6900a49d5f60bd2039e6a72b55d7a7

Transaction

Hash: f285a5cce50e9f316b51a86616a8be2e7e6900a49d5f60bd2039e6a72b55d7a7
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:
  --> f285a5cce50e9f316b51a86616a8be2e7e6900a49d5f60bd2039e6a72b55d7a7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f285a5cce50e9f316b51a86616a8be2e7e6900a49d5f60bd2039e6a72b55d7a7
Status:
ERROR
Block height:
41509790
Block id:
bdd0a1f47617a778e54699a7bbbd43b65de3d3c3ad0c4260299b51f6e4ab2f95
Timestamp:
Thursday 24 November 2022 at 17:19:36 UTC
()
Proposer:
Authorizers:
Gas used:
25