Flow price: --
b6421f6236e4ed1e516d5e5627f9a9d20d88f886c67bf51af6d975b90ffcf8c9

Transaction

Hash: b6421f6236e4ed1e516d5e5627f9a9d20d88f886c67bf51af6d975b90ffcf8c9
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:
  --> b6421f6236e4ed1e516d5e5627f9a9d20d88f886c67bf51af6d975b90ffcf8c9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b6421f6236e4ed1e516d5e5627f9a9d20d88f886c67bf51af6d975b90ffcf8c9
Status:
ERROR
Block height:
41591175
Block id:
b1cfda722a12a4a94d4671dd9eb175b76682355a20005edf61b4b38760f63508
Timestamp:
Saturday 26 November 2022 at 00:50:22 UTC
()
Proposer:
Authorizers:
Gas used:
29