Flow price: --
f59fa81aa1d7e3b281c0ff6e02aa31d427e01f09a8e8a06ba3a8a5369af1f24a

Transaction

Hash: f59fa81aa1d7e3b281c0ff6e02aa31d427e01f09a8e8a06ba3a8a5369af1f24a
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:
  --> f59fa81aa1d7e3b281c0ff6e02aa31d427e01f09a8e8a06ba3a8a5369af1f24a: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:
f59fa81aa1d7e3b281c0ff6e02aa31d427e01f09a8e8a06ba3a8a5369af1f24a
Status:
ERROR
Block height:
40441914
Block id:
5ccf0437a2ca86ddf905590de1fcfd7f56d8f6d3d9983f1b0b88c7eda13585ea
Timestamp:
Monday 7 November 2022 at 03:37:56 UTC
()
Proposer:
Authorizers:
Gas used:
23