Flow price: --
9a370585f5363047a3543f5136292ad150214da5065e5249c6b8b9bdd551039b

Transaction

Hash: 9a370585f5363047a3543f5136292ad150214da5065e5249c6b8b9bdd551039b
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:
  --> 9a370585f5363047a3543f5136292ad150214da5065e5249c6b8b9bdd551039b: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:
9a370585f5363047a3543f5136292ad150214da5065e5249c6b8b9bdd551039b
Status:
ERROR
Block height:
40401538
Block id:
942a3be73bd1ad61772a2eb62bce6e8015b85f09abe0f1d5dc8130be4034f9c3
Timestamp:
Sunday 6 November 2022 at 11:13:59 UTC
()
Proposer:
Authorizers:
Gas used:
25