Flow price: --
39493b86ffa2cb7ef8bd78d28268547fddb866fc70537f043f280efe7b1c1841

Transaction

Hash: 39493b86ffa2cb7ef8bd78d28268547fddb866fc70537f043f280efe7b1c1841
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 39493b86ffa2cb7ef8bd78d28268547fddb866fc70537f043f280efe7b1c1841:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
39493b86ffa2cb7ef8bd78d28268547fddb866fc70537f043f280efe7b1c1841
Status:
ERROR
Block height:
39968916
Block id:
8b47d466c48c5dd789233de55ac479cfc9be78c860f46efa506c0be5332663f8
Timestamp:
Sunday 30 October 2022 at 05:19:23 UTC
()
Proposer:
Authorizers:
Gas used:
46