Flow price: --
f8ace660ab0d97651581cb78cb3a4d902cb341befad219f5286b85d46ef2a763

Transaction

Hash: f8ace660ab0d97651581cb78cb3a4d902cb341befad219f5286b85d46ef2a763
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f8ace660ab0d97651581cb78cb3a4d902cb341befad219f5286b85d46ef2a763:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f8ace660ab0d97651581cb78cb3a4d902cb341befad219f5286b85d46ef2a763
Status:
ERROR
Block height:
39929693
Block id:
f603df90a3f32c58458981904527998925a8a151bef01b4cfd239759f82d506c
Timestamp:
Saturday 29 October 2022 at 13:41:35 UTC
()
Proposer:
Authorizers:
Gas used:
46