Flow price: --
ed8b6257ef60fb2742d4c9b40863cfd6a0d50a77efd57cf82bd728e0aba5ea68

Transaction

Hash: ed8b6257ef60fb2742d4c9b40863cfd6a0d50a77efd57cf82bd728e0aba5ea68
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:
  --> ed8b6257ef60fb2742d4c9b40863cfd6a0d50a77efd57cf82bd728e0aba5ea68:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
ed8b6257ef60fb2742d4c9b40863cfd6a0d50a77efd57cf82bd728e0aba5ea68
Status:
ERROR
Block height:
41509997
Block id:
3ec8e04a68cd6e4269a6ec34efa3c8b0d9bad53e56ec27dbe80f9bd4f977b567
Timestamp:
Thursday 24 November 2022 at 17:24:16 UTC
()
Proposer:
Authorizers:
Gas used:
25