Flow price: --
37fd75ac30d918b095c4a545aacd0d0164d1f75893fc32480b6dee683f0224c5

Transaction

Hash: 37fd75ac30d918b095c4a545aacd0d0164d1f75893fc32480b6dee683f0224c5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 37fd75ac30d918b095c4a545aacd0d0164d1f75893fc32480b6dee683f0224c5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
37fd75ac30d918b095c4a545aacd0d0164d1f75893fc32480b6dee683f0224c5
Status:
ERROR
Block height:
40032776
Block id:
8a206e437fcc6e62d267d273cc2c72454efdfc7430286e1a23786f0a1893f6e4
Timestamp:
Monday 31 October 2022 at 06:50:40 UTC
()
Proposer:
Authorizers:
Gas used:
47