Flow price: --
13a3b7d650eb15bf3e8981f746f9a97c65510f4a0d6d233e20f299cf24e8f678

Transaction

Hash: 13a3b7d650eb15bf3e8981f746f9a97c65510f4a0d6d233e20f299cf24e8f678
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:
  --> 13a3b7d650eb15bf3e8981f746f9a97c65510f4a0d6d233e20f299cf24e8f678:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
13a3b7d650eb15bf3e8981f746f9a97c65510f4a0d6d233e20f299cf24e8f678
Status:
ERROR
Block height:
41642938
Block id:
e566ac27c84a7dee90a28f9cd06a83b06f1ffd60d3fed2c59624fb264d151375
Timestamp:
Saturday 26 November 2022 at 20:57:02 UTC
()
Proposer:
Authorizers:
Gas used:
30