Flow price: --
4e129b3d4d83b3374bb8f9cb77cf41b5fd7546aa9ae25780e4d28c9bc8819bd8

Transaction

Hash: 4e129b3d4d83b3374bb8f9cb77cf41b5fd7546aa9ae25780e4d28c9bc8819bd8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4e129b3d4d83b3374bb8f9cb77cf41b5fd7546aa9ae25780e4d28c9bc8819bd8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4e129b3d4d83b3374bb8f9cb77cf41b5fd7546aa9ae25780e4d28c9bc8819bd8
Status:
ERROR
Block height:
40083325
Block id:
d68c3a4767bcd6685d396486c500b08b9e9b514b72066fbe7d88d10f88c1a239
Timestamp:
Tuesday 1 November 2022 at 03:08:12 UTC
()
Proposer:
Authorizers:
Gas used:
50