Flow price: --
5406605a9b3cc7f6b7b53e13c226bff78c28842fc87dc7ba1a95743d0b4a3238

Transaction

Hash: 5406605a9b3cc7f6b7b53e13c226bff78c28842fc87dc7ba1a95743d0b4a3238
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5406605a9b3cc7f6b7b53e13c226bff78c28842fc87dc7ba1a95743d0b4a3238:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5406605a9b3cc7f6b7b53e13c226bff78c28842fc87dc7ba1a95743d0b4a3238
Status:
ERROR
Block height:
40064228
Block id:
66353a34ec2d2ea0025b152f3b2315e380bc934f3398df759716306bdcdfd80e
Timestamp:
Monday 31 October 2022 at 19:32:10 UTC
()
Proposer:
Authorizers:
Gas used:
47