Flow price: --
615eea76b07e90b4b93b236b5d1d4063cb252f9ff09f3160ae5cac5e304eb0c5

Transaction

Hash: 615eea76b07e90b4b93b236b5d1d4063cb252f9ff09f3160ae5cac5e304eb0c5
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:
  --> 615eea76b07e90b4b93b236b5d1d4063cb252f9ff09f3160ae5cac5e304eb0c5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
615eea76b07e90b4b93b236b5d1d4063cb252f9ff09f3160ae5cac5e304eb0c5
Status:
ERROR
Block height:
40643839
Block id:
90f851eb131e91938cee382e5ad0a3e0f650c3acaa2b5eaf0d0c559486d71756
Timestamp:
Thursday 10 November 2022 at 13:09:32 UTC
()
Proposer:
Authorizers:
Gas used:
38