Flow price: --
eac594624c8c71b5a148b5be89be6bb92a60ff2d0920f603b69019b69753b2cf

Transaction

Hash: eac594624c8c71b5a148b5be89be6bb92a60ff2d0920f603b69019b69753b2cf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> eac594624c8c71b5a148b5be89be6bb92a60ff2d0920f603b69019b69753b2cf: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:
eac594624c8c71b5a148b5be89be6bb92a60ff2d0920f603b69019b69753b2cf
Status:
ERROR
Block height:
40034815
Block id:
904a8da966562e3b705c54cb5aa420769014231d77e01581ca38629546d86fb5
Timestamp:
Monday 31 October 2022 at 07:39:17 UTC
()
Proposer:
Authorizers:
Gas used:
50