Flow price: --
47467bb4633bfca9290e2b13fcd31a537a0f0e6ba790ca60996c7cbfaf8e25f9

Transaction

Hash: 47467bb4633bfca9290e2b13fcd31a537a0f0e6ba790ca60996c7cbfaf8e25f9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 47467bb4633bfca9290e2b13fcd31a537a0f0e6ba790ca60996c7cbfaf8e25f9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
47467bb4633bfca9290e2b13fcd31a537a0f0e6ba790ca60996c7cbfaf8e25f9
Status:
ERROR
Block height:
39874467
Block id:
06dbdcb8effa367aa345c5509bc734ffb73eb4a7dcf5b449912da19e362f9fb5
Timestamp:
Friday 28 October 2022 at 15:37:13 UTC
()
Proposer:
Authorizers:
Gas used:
47