Flow price: --
be766dccf3c534c0e1d336cb1a3462e37e36fc9d94f29f17976aaf878ac8ea59

Transaction

Hash: be766dccf3c534c0e1d336cb1a3462e37e36fc9d94f29f17976aaf878ac8ea59
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> be766dccf3c534c0e1d336cb1a3462e37e36fc9d94f29f17976aaf878ac8ea59:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
be766dccf3c534c0e1d336cb1a3462e37e36fc9d94f29f17976aaf878ac8ea59
Status:
ERROR
Block height:
39974989
Block id:
239e48303fb749ef430e51d5a82bfbf954d629c7393ada2f1567f131540a2f0a
Timestamp:
Sunday 30 October 2022 at 07:45:50 UTC
()
Proposer:
Authorizers:
Gas used:
47