Flow price: --
899829128dd1db7fc006694f4aae369af4560420e198fa5347831a2412f5afcb

Transaction

Hash: 899829128dd1db7fc006694f4aae369af4560420e198fa5347831a2412f5afcb
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:
  --> 899829128dd1db7fc006694f4aae369af4560420e198fa5347831a2412f5afcb: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:
899829128dd1db7fc006694f4aae369af4560420e198fa5347831a2412f5afcb
Status:
ERROR
Block height:
40636109
Block id:
595b3718b19206a98699c62ef40c586599d2df10964d19c3fc6dd68eb7720420
Timestamp:
Thursday 10 November 2022 at 10:00:00 UTC
()
Proposer:
Authorizers:
Gas used:
23