Flow price: --
3e12fc0ec88532c9e5eb69c63c90d430ac0c67f45bcb6d11d6dc33fc80b4ebde

Transaction

Hash: 3e12fc0ec88532c9e5eb69c63c90d430ac0c67f45bcb6d11d6dc33fc80b4ebde
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3e12fc0ec88532c9e5eb69c63c90d430ac0c67f45bcb6d11d6dc33fc80b4ebde: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:
3e12fc0ec88532c9e5eb69c63c90d430ac0c67f45bcb6d11d6dc33fc80b4ebde
Status:
ERROR
Block height:
39734662
Block id:
6b71c12ab183699ed421dc7226b934ff880985ce55640c381e47e432bbdec50e
Timestamp:
Wednesday 26 October 2022 at 07:16:25 UTC
()
Proposer:
Authorizers:
Gas used:
46