Flow price: --
5756757f54e289c3d397f2bea082114d4ecadc3f074ef50446bdf72f8dae2e92

Transaction

Hash: 5756757f54e289c3d397f2bea082114d4ecadc3f074ef50446bdf72f8dae2e92
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5756757f54e289c3d397f2bea082114d4ecadc3f074ef50446bdf72f8dae2e92:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5756757f54e289c3d397f2bea082114d4ecadc3f074ef50446bdf72f8dae2e92
Status:
ERROR
Block height:
40056612
Block id:
c47b74888a36c14fe64dcd92d56052e68700c290a529e735f25a80589c148715
Timestamp:
Monday 31 October 2022 at 16:27:08 UTC
()
Proposer:
Authorizers:
Gas used:
46