Flow price: --
bfa37627e3e03b6ac5cfe21fa4d0da983c8d8a5b35975e5be46ea94084248506

Transaction

Hash: bfa37627e3e03b6ac5cfe21fa4d0da983c8d8a5b35975e5be46ea94084248506
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bfa37627e3e03b6ac5cfe21fa4d0da983c8d8a5b35975e5be46ea94084248506:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bfa37627e3e03b6ac5cfe21fa4d0da983c8d8a5b35975e5be46ea94084248506
Status:
ERROR
Block height:
40169016
Block id:
00fef42703f5c4a56e642b501ec42440eea57237357f044887a7a6f571efff04
Timestamp:
Wednesday 2 November 2022 at 13:56:29 UTC
()
Proposer:
Authorizers:
Gas used:
50