Flow price: --
d1f41b5672c295a4dbec51f057133d3a3e5d3faf703baa0f2ae776937bb50005

Transaction

Hash: d1f41b5672c295a4dbec51f057133d3a3e5d3faf703baa0f2ae776937bb50005
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:
  --> d1f41b5672c295a4dbec51f057133d3a3e5d3faf703baa0f2ae776937bb50005:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
d1f41b5672c295a4dbec51f057133d3a3e5d3faf703baa0f2ae776937bb50005
Status:
ERROR
Block height:
40569374
Block id:
1d7058b298dadee2ba4c8e3d6b4efba26dc61034891d6114ebd5d5c3e82e9537
Timestamp:
Wednesday 9 November 2022 at 06:53:24 UTC
()
Proposer:
Authorizers:
Gas used:
22