Flow price: --
16439c938129ea40e3d39b24aaa043a7e71581dcaefdb3585191d082949242fd

Transaction

Hash: 16439c938129ea40e3d39b24aaa043a7e71581dcaefdb3585191d082949242fd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 16439c938129ea40e3d39b24aaa043a7e71581dcaefdb3585191d082949242fd: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:
16439c938129ea40e3d39b24aaa043a7e71581dcaefdb3585191d082949242fd
Status:
ERROR
Block height:
39848021
Block id:
8c49fcf986e0fa47f7ae72f0db60cea82a150a8b35462500a1c7905a972ab68c
Timestamp:
Friday 28 October 2022 at 04:57:46 UTC
()
Proposer:
Authorizers:
Gas used:
47