Flow price: --
20050b5a18d6cc44b9c27dd3499ed2466b97bc538d9ee2b9bf256c74b7aeb09f

Transaction

Hash: 20050b5a18d6cc44b9c27dd3499ed2466b97bc538d9ee2b9bf256c74b7aeb09f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 20050b5a18d6cc44b9c27dd3499ed2466b97bc538d9ee2b9bf256c74b7aeb09f: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:
20050b5a18d6cc44b9c27dd3499ed2466b97bc538d9ee2b9bf256c74b7aeb09f
Status:
ERROR
Block height:
40141093
Block id:
9eec1ee8222e8cf7f4a292972e8dac59876a8526495ced68c1e32191d5f7d5c9
Timestamp:
Wednesday 2 November 2022 at 02:37:29 UTC
()
Proposer:
Authorizers:
Gas used:
46