Flow price: --
974121cb6ca51c8f71d1f35fb1a96d479b227ee5bfc49a748a059ad3e5117b05

Transaction

Hash: 974121cb6ca51c8f71d1f35fb1a96d479b227ee5bfc49a748a059ad3e5117b05
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 974121cb6ca51c8f71d1f35fb1a96d479b227ee5bfc49a748a059ad3e5117b05:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
974121cb6ca51c8f71d1f35fb1a96d479b227ee5bfc49a748a059ad3e5117b05
Status:
ERROR
Block height:
40164211
Block id:
c5e5f231c5f646dec8b09be96d0b6be5351993a137c38e9fe2d58099f71f0c40
Timestamp:
Wednesday 2 November 2022 at 12:00:44 UTC
()
Proposer:
Authorizers:
Gas used:
48