Flow price: --
740fff4f0d84fd8b3502761d80bb7c383f808d03f2ae6b3dfd7d0c67f332e679

Transaction

Hash: 740fff4f0d84fd8b3502761d80bb7c383f808d03f2ae6b3dfd7d0c67f332e679
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 740fff4f0d84fd8b3502761d80bb7c383f808d03f2ae6b3dfd7d0c67f332e679:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
740fff4f0d84fd8b3502761d80bb7c383f808d03f2ae6b3dfd7d0c67f332e679
Status:
ERROR
Block height:
40166196
Block id:
84ab9655bf85f59e3888ddb957989605e85c5d47c2210d427368132b8fb4d04d
Timestamp:
Wednesday 2 November 2022 at 12:48:15 UTC
()
Proposer:
Authorizers:
Gas used:
46