Flow price: --
764c621d3adf177ea0e047a1bfdc1e890ede81407de3729120bf5754db778255

Transaction

Hash: 764c621d3adf177ea0e047a1bfdc1e890ede81407de3729120bf5754db778255
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:
  --> 764c621d3adf177ea0e047a1bfdc1e890ede81407de3729120bf5754db778255:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
764c621d3adf177ea0e047a1bfdc1e890ede81407de3729120bf5754db778255
Status:
ERROR
Block height:
41037517
Block id:
445a4e5d59ebef21d403f0f7df2fbf313169802a1467dcc98c3b2e59b40ccefb
Timestamp:
Thursday 17 November 2022 at 02:20:08 UTC
()
Proposer:
Authorizers:
Gas used:
23