Flow price: --
6e139bc6b154470e665fb82116c36c0ffaacc0db140a7fce628b423c895a21fd

Transaction

Hash: 6e139bc6b154470e665fb82116c36c0ffaacc0db140a7fce628b423c895a21fd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6e139bc6b154470e665fb82116c36c0ffaacc0db140a7fce628b423c895a21fd: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:
6e139bc6b154470e665fb82116c36c0ffaacc0db140a7fce628b423c895a21fd
Status:
ERROR
Block height:
39852849
Block id:
fb36aaf2bdf92dfcd91e72e297f7ccca6190ef29504cb6d75edbbbb18966a58f
Timestamp:
Friday 28 October 2022 at 06:55:19 UTC
()
Proposer:
Authorizers:
Gas used:
46