Flow price: --
170c2c4474cd97e6d0c01c8b9d799b5d0bf8f5e5a03b6520d9cfd211bb7dfb65

Transaction

Hash: 170c2c4474cd97e6d0c01c8b9d799b5d0bf8f5e5a03b6520d9cfd211bb7dfb65
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 170c2c4474cd97e6d0c01c8b9d799b5d0bf8f5e5a03b6520d9cfd211bb7dfb65:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
170c2c4474cd97e6d0c01c8b9d799b5d0bf8f5e5a03b6520d9cfd211bb7dfb65
Status:
ERROR
Block height:
40026714
Block id:
70d19f60fe2bac11067e6d741475685beec2534f80f70f97269626801d181ffd
Timestamp:
Monday 31 October 2022 at 04:23:26 UTC
()
Proposer:
Authorizers:
Gas used:
46