Flow price: --
838a510b0e0aeed26935f56be3fa0eada3b33421990efd01f4c061dc7710cbb5

Transaction

Hash: 838a510b0e0aeed26935f56be3fa0eada3b33421990efd01f4c061dc7710cbb5
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:
  --> 838a510b0e0aeed26935f56be3fa0eada3b33421990efd01f4c061dc7710cbb5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
838a510b0e0aeed26935f56be3fa0eada3b33421990efd01f4c061dc7710cbb5
Status:
ERROR
Block height:
40633705
Block id:
33bdf550a58923010c8cead151c964d11259730292d76936b74863f404f9c01d
Timestamp:
Thursday 10 November 2022 at 09:00:45 UTC
()
Proposer:
Authorizers:
Gas used:
25