Flow price: --
6b4bdf30faa2928461c85b93f6e9d9506487c373408c21340ae1d90050f7f79a

Transaction

Hash: 6b4bdf30faa2928461c85b93f6e9d9506487c373408c21340ae1d90050f7f79a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6b4bdf30faa2928461c85b93f6e9d9506487c373408c21340ae1d90050f7f79a: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:
6b4bdf30faa2928461c85b93f6e9d9506487c373408c21340ae1d90050f7f79a
Status:
ERROR
Block height:
39774880
Block id:
a5db557d6281d070a736be7243fb2b4c2ef9df62e4f2977d122b46182447af7e
Timestamp:
Wednesday 26 October 2022 at 23:28:16 UTC
()
Proposer:
Authorizers:
Gas used:
47