Flow price: --
4a375e57dcb0d9addcb43fa6f0fe43bb69d5dad2239a074e94ea1fb3b4d87e32

Transaction

Hash: 4a375e57dcb0d9addcb43fa6f0fe43bb69d5dad2239a074e94ea1fb3b4d87e32
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:
  --> 4a375e57dcb0d9addcb43fa6f0fe43bb69d5dad2239a074e94ea1fb3b4d87e32:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
4a375e57dcb0d9addcb43fa6f0fe43bb69d5dad2239a074e94ea1fb3b4d87e32
Status:
ERROR
Block height:
40180345
Block id:
e8fc8b34bb0a7af8d9387708eb110b5465053a4eeee6a55260d18c580830e471
Timestamp:
Wednesday 2 November 2022 at 20:02:27 UTC
()
Proposer:
Authorizers:
Gas used:
22