Flow price: --
7fc9a65ea585b0991c9e0ae9b88eaaeb5e92397d563ce77701233c87618cf8b7

Transaction

Hash: 7fc9a65ea585b0991c9e0ae9b88eaaeb5e92397d563ce77701233c87618cf8b7
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:
  --> 7fc9a65ea585b0991c9e0ae9b88eaaeb5e92397d563ce77701233c87618cf8b7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
7fc9a65ea585b0991c9e0ae9b88eaaeb5e92397d563ce77701233c87618cf8b7
Status:
ERROR
Block height:
40522648
Block id:
4df539018ea3fe4e0b9f078dc3dcb3eb6c4fc2e9aa0b3cd07e94a0c356c8712f
Timestamp:
Tuesday 8 November 2022 at 12:13:05 UTC
()
Proposer:
Authorizers:
Gas used:
25