Flow price: --
3bc1fe80e1a674c08dfa453ad5ccfa15aedec46f68652572f6bc4590387b37d2

Transaction

Hash: 3bc1fe80e1a674c08dfa453ad5ccfa15aedec46f68652572f6bc4590387b37d2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3bc1fe80e1a674c08dfa453ad5ccfa15aedec46f68652572f6bc4590387b37d2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3bc1fe80e1a674c08dfa453ad5ccfa15aedec46f68652572f6bc4590387b37d2
Status:
ERROR
Block height:
40171028
Block id:
294bf690b4b8f11104b288c0466adf62a6d007382e8c86850134d0baa2566a77
Timestamp:
Wednesday 2 November 2022 at 14:45:20 UTC
()
Proposer:
Authorizers:
Gas used:
47