Flow price: --
72b1bd2ccccb97208cb13d9ddea298bbf485935954344e5f5aa5bac54260771f

Transaction

Hash: 72b1bd2ccccb97208cb13d9ddea298bbf485935954344e5f5aa5bac54260771f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 72b1bd2ccccb97208cb13d9ddea298bbf485935954344e5f5aa5bac54260771f: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:
72b1bd2ccccb97208cb13d9ddea298bbf485935954344e5f5aa5bac54260771f
Status:
ERROR
Block height:
40082183
Block id:
a48c06850c755913270b87a48fb6955888aafb979222a852f85f0955aef8c974
Timestamp:
Tuesday 1 November 2022 at 02:41:02 UTC
()
Proposer:
Authorizers:
Gas used:
46