Flow price: --
7116015329264225f91866b42284ff68106e375ae9b14a4e84e9e9b5183d06b2

Transaction

Hash: 7116015329264225f91866b42284ff68106e375ae9b14a4e84e9e9b5183d06b2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7116015329264225f91866b42284ff68106e375ae9b14a4e84e9e9b5183d06b2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7116015329264225f91866b42284ff68106e375ae9b14a4e84e9e9b5183d06b2
Status:
ERROR
Block height:
40109689
Block id:
905ece4ac964f2f6f1499010d315d5ddf8408cfd61c613f4e5d21f3614be0b74
Timestamp:
Tuesday 1 November 2022 at 13:50:10 UTC
()
Proposer:
Authorizers:
Gas used:
49