Flow price: --
7fc5c9b9a26ffb7a9946a6e80c8bf5993c9567d59066e446c86aa1f271ce9569

Transaction

Hash: 7fc5c9b9a26ffb7a9946a6e80c8bf5993c9567d59066e446c86aa1f271ce9569
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 7fc5c9b9a26ffb7a9946a6e80c8bf5993c9567d59066e446c86aa1f271ce9569:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
7fc5c9b9a26ffb7a9946a6e80c8bf5993c9567d59066e446c86aa1f271ce9569
Status:
ERROR
Block height:
40693198
Block id:
7e548e4558b267df63d2f84fd1458f49210911ad9b021dd1ba933b227fa533dc
Timestamp:
Friday 11 November 2022 at 09:13:46 UTC
()
Proposer:
Authorizers:
Gas used:
23