Flow price: --
7607b0e21918d1e2d3d7d8c0445ff5ad9459ed13c175016e59f83b39bf8a8867

Transaction

Hash: 7607b0e21918d1e2d3d7d8c0445ff5ad9459ed13c175016e59f83b39bf8a8867
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:
  --> 7607b0e21918d1e2d3d7d8c0445ff5ad9459ed13c175016e59f83b39bf8a8867:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
7607b0e21918d1e2d3d7d8c0445ff5ad9459ed13c175016e59f83b39bf8a8867
Status:
ERROR
Block height:
41625851
Block id:
53cf4bf5392fef7ca46d99e70c40eece2e76f142569d1157703e52bbe8363ba3
Timestamp:
Saturday 26 November 2022 at 14:18:57 UTC
()
Proposer:
Authorizers:
Gas used:
29