Flow price: --
4aa81687d4e416784bdf4044270a1275771cabf64f91ecde7e78d8c0e8606be0

Transaction

Hash: 4aa81687d4e416784bdf4044270a1275771cabf64f91ecde7e78d8c0e8606be0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4aa81687d4e416784bdf4044270a1275771cabf64f91ecde7e78d8c0e8606be0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4aa81687d4e416784bdf4044270a1275771cabf64f91ecde7e78d8c0e8606be0
Status:
ERROR
Block height:
40006870
Block id:
085ea2f10a9f1c9f0165fd0e6e5234d92c98d795381fbee22c20bd38e8f62263
Timestamp:
Sunday 30 October 2022 at 20:30:25 UTC
()
Proposer:
Authorizers:
Gas used:
49