Flow price: --
8404182f40eb4f60107f1a4da731fc2bba9d533b642f464b810af5b565bf7783

Transaction

Hash: 8404182f40eb4f60107f1a4da731fc2bba9d533b642f464b810af5b565bf7783
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8404182f40eb4f60107f1a4da731fc2bba9d533b642f464b810af5b565bf7783:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8404182f40eb4f60107f1a4da731fc2bba9d533b642f464b810af5b565bf7783
Status:
ERROR
Block height:
39969265
Block id:
adb17defe7126c9569f15662d5f9c7515e16221d7c952cc93baf1f1f8fea86c8
Timestamp:
Sunday 30 October 2022 at 05:27:47 UTC
()
Proposer:
Authorizers:
Gas used:
50