Flow price: --
4cb1c71183b24f2c7f34d308e4dff5443593fc360b3d3f9abdd5407cadd21cf1

Transaction

Hash: 4cb1c71183b24f2c7f34d308e4dff5443593fc360b3d3f9abdd5407cadd21cf1
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:
  --> 4cb1c71183b24f2c7f34d308e4dff5443593fc360b3d3f9abdd5407cadd21cf1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
4cb1c71183b24f2c7f34d308e4dff5443593fc360b3d3f9abdd5407cadd21cf1
Status:
ERROR
Block height:
40457164
Block id:
4b7c8dfcbf219cc520e23452b7b682ca143974ec8de434517e5acc9466c55e0b
Timestamp:
Monday 7 November 2022 at 09:50:04 UTC
()
Proposer:
Authorizers:
Gas used:
22