Flow price: --
9b64a4a0e4252e3a227003741eceb4127b054bf020613ed80705000912729a19

Transaction

Hash: 9b64a4a0e4252e3a227003741eceb4127b054bf020613ed80705000912729a19
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:
  --> 9b64a4a0e4252e3a227003741eceb4127b054bf020613ed80705000912729a19:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
9b64a4a0e4252e3a227003741eceb4127b054bf020613ed80705000912729a19
Status:
ERROR
Block height:
41477734
Block id:
9d0656160cfd469e076daa47056b63d84f43bf59ce08ef7ec08ec7bea0f0e9b4
Timestamp:
Thursday 24 November 2022 at 04:55:24 UTC
()
Proposer:
Authorizers:
Gas used:
23