Flow price: --
170919c20dd7d94bfc0ef76c36e2e19bed4e5072180b419f4aee6769e971fc68

Transaction

Hash: 170919c20dd7d94bfc0ef76c36e2e19bed4e5072180b419f4aee6769e971fc68
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:
  --> 170919c20dd7d94bfc0ef76c36e2e19bed4e5072180b419f4aee6769e971fc68:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
170919c20dd7d94bfc0ef76c36e2e19bed4e5072180b419f4aee6769e971fc68
Status:
ERROR
Block height:
41085352
Block id:
1b3b35a806c35d6ff772f29255a962afe79828a7519fcb60f419fdf715bb081e
Timestamp:
Thursday 17 November 2022 at 20:57:45 UTC
()
Proposer:
Authorizers:
Gas used:
24