Flow price: --
823a2585f68d8143f196dc61d47972e5e6c5481698a77c735c95fb29b41fd9f4

Transaction

Hash: 823a2585f68d8143f196dc61d47972e5e6c5481698a77c735c95fb29b41fd9f4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 823a2585f68d8143f196dc61d47972e5e6c5481698a77c735c95fb29b41fd9f4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
823a2585f68d8143f196dc61d47972e5e6c5481698a77c735c95fb29b41fd9f4
Status:
ERROR
Block height:
39752960
Block id:
d72acf48955f61ffa76e8d0d112b64da13e7d782e15f5974fcb4699cbc7decce
Timestamp:
Wednesday 26 October 2022 at 14:38:23 UTC
()
Proposer:
Authorizers:
Gas used:
50