Flow price: --
ef4e22cea19c29ab82fe5d60a5dd36964b810522f6f1fd878c2b2e9e12630e6c

Transaction

Hash: ef4e22cea19c29ab82fe5d60a5dd36964b810522f6f1fd878c2b2e9e12630e6c
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:
  --> ef4e22cea19c29ab82fe5d60a5dd36964b810522f6f1fd878c2b2e9e12630e6c: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:
ef4e22cea19c29ab82fe5d60a5dd36964b810522f6f1fd878c2b2e9e12630e6c
Status:
ERROR
Block height:
41620927
Block id:
390377d9fd6bea7b4355bf9a385de88e3b5e4f0b0b7f9e782565fb4efa56338b
Timestamp:
Saturday 26 November 2022 at 12:24:48 UTC
()
Proposer:
Authorizers:
Gas used:
28