Flow price: --
27cc922dcc9e240b75ed9ff3a611872f7ee246d2ee824965d7e0b8fb76f27338

Transaction

Hash: 27cc922dcc9e240b75ed9ff3a611872f7ee246d2ee824965d7e0b8fb76f27338
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 27cc922dcc9e240b75ed9ff3a611872f7ee246d2ee824965d7e0b8fb76f27338:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
27cc922dcc9e240b75ed9ff3a611872f7ee246d2ee824965d7e0b8fb76f27338
Status:
ERROR
Block height:
39792128
Block id:
bba64510b49fbc38620475b9466db280ae9e5b8f6829332840a9a3d630ae9dbd
Timestamp:
Thursday 27 October 2022 at 06:24:28 UTC
()
Proposer:
Authorizers:
Gas used:
49