Flow price: --
2d9b63561649c8a90a134a42e22e029becb0dd63ad4b6cdd41e5ec1a4e2f7994

Transaction

Hash: 2d9b63561649c8a90a134a42e22e029becb0dd63ad4b6cdd41e5ec1a4e2f7994
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:
  --> 2d9b63561649c8a90a134a42e22e029becb0dd63ad4b6cdd41e5ec1a4e2f7994:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
2d9b63561649c8a90a134a42e22e029becb0dd63ad4b6cdd41e5ec1a4e2f7994
Status:
ERROR
Block height:
40669688
Block id:
3bfd8388044e6c80f67a4cc543e6c44bd8f26716051c3ca2c005b0375a2ef4e8
Timestamp:
Thursday 10 November 2022 at 23:38:27 UTC
()
Proposer:
Authorizers:
Gas used:
23