Flow price: --
b541af91041ad00c7f99d667e5319572a7978e7cf40657d04c919aca35176077

Transaction

Hash: b541af91041ad00c7f99d667e5319572a7978e7cf40657d04c919aca35176077
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:
  --> b541af91041ad00c7f99d667e5319572a7978e7cf40657d04c919aca35176077:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b541af91041ad00c7f99d667e5319572a7978e7cf40657d04c919aca35176077
Status:
ERROR
Block height:
41456288
Block id:
93d9096d1b4581ae34742f7483a599ae6d97a8fbdeaf58e3524f26125aa3494a
Timestamp:
Wednesday 23 November 2022 at 20:34:33 UTC
()
Proposer:
Authorizers:
Gas used:
23