Flow price: --
413e56c228c50dec0efb3675b00463a9e146148e5df84dd8b87021d88a9db5c1

Transaction

Hash: 413e56c228c50dec0efb3675b00463a9e146148e5df84dd8b87021d88a9db5c1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 413e56c228c50dec0efb3675b00463a9e146148e5df84dd8b87021d88a9db5c1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
413e56c228c50dec0efb3675b00463a9e146148e5df84dd8b87021d88a9db5c1
Status:
ERROR
Block height:
39890681
Block id:
97ddf8c2d32784e076706859ef6264c47d480dca69a9e43ff72c00b036b8354b
Timestamp:
Friday 28 October 2022 at 22:04:08 UTC
()
Proposer:
Authorizers:
Gas used:
47