Flow price: --
4e9a99b0bc2e06baed14d8eb942b14308eb50d2e790b2c492e7293741c7ecf92

Transaction

Hash: 4e9a99b0bc2e06baed14d8eb942b14308eb50d2e790b2c492e7293741c7ecf92
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:
  --> 4e9a99b0bc2e06baed14d8eb942b14308eb50d2e790b2c492e7293741c7ecf92:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
4e9a99b0bc2e06baed14d8eb942b14308eb50d2e790b2c492e7293741c7ecf92
Status:
ERROR
Block height:
41644463
Block id:
63a751973824abfe79b69c894e10d0513af9dfa84ef38ae005ce204c5cc6244d
Timestamp:
Saturday 26 November 2022 at 21:32:00 UTC
()
Proposer:
Authorizers:
Gas used:
30