Flow price: --
b88ebc2d3ebd4783cc0662f7bf7650849e8d9fcc69ee9cdb7c50d5016f2014e5

Transaction

Hash: b88ebc2d3ebd4783cc0662f7bf7650849e8d9fcc69ee9cdb7c50d5016f2014e5
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:
  --> b88ebc2d3ebd4783cc0662f7bf7650849e8d9fcc69ee9cdb7c50d5016f2014e5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b88ebc2d3ebd4783cc0662f7bf7650849e8d9fcc69ee9cdb7c50d5016f2014e5
Status:
ERROR
Block height:
40784710
Block id:
bd354804418b696a324140c447469c318ff666efe8f25191705fabf843a0e67a
Timestamp:
Saturday 12 November 2022 at 22:08:49 UTC
()
Proposer:
Authorizers:
Gas used:
23