Flow price: --
9f212144e073158f1156fe75254bdfb5c5ed5b4bcc7edb3d454c713eda9b78a3

Transaction

Hash: 9f212144e073158f1156fe75254bdfb5c5ed5b4bcc7edb3d454c713eda9b78a3
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:
  --> 9f212144e073158f1156fe75254bdfb5c5ed5b4bcc7edb3d454c713eda9b78a3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
9f212144e073158f1156fe75254bdfb5c5ed5b4bcc7edb3d454c713eda9b78a3
Status:
ERROR
Block height:
41575765
Block id:
32f86331ede65aaf17d8493e978e5edeaf87eaaae9a3c408b27e656ed8d3edd8
Timestamp:
Friday 25 November 2022 at 18:52:49 UTC
()
Proposer:
Authorizers:
Gas used:
23