Flow price: --
3bb4409772a6246e31bfba7b28ff729586be41be6b91c1b77c1e590d086c65f7

Transaction

Hash: 3bb4409772a6246e31bfba7b28ff729586be41be6b91c1b77c1e590d086c65f7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3bb4409772a6246e31bfba7b28ff729586be41be6b91c1b77c1e590d086c65f7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3bb4409772a6246e31bfba7b28ff729586be41be6b91c1b77c1e590d086c65f7
Status:
ERROR
Block height:
40092837
Block id:
1acdd1c2fd8a6ef71533b7ac8c36de186655aa3ffaf403c0e87a8dfcd7d99e1a
Timestamp:
Tuesday 1 November 2022 at 07:00:54 UTC
()
Proposer:
Authorizers:
Gas used:
47