Flow price: --
f9be47b5a23a012a7e8e2a5a9424bb817f8eb2745b76eb95a52e1ae36cf13a97

Transaction

Hash: f9be47b5a23a012a7e8e2a5a9424bb817f8eb2745b76eb95a52e1ae36cf13a97
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:
  --> f9be47b5a23a012a7e8e2a5a9424bb817f8eb2745b76eb95a52e1ae36cf13a97:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f9be47b5a23a012a7e8e2a5a9424bb817f8eb2745b76eb95a52e1ae36cf13a97
Status:
ERROR
Block height:
40719930
Block id:
addcf4c884d568eadfebeef09297346cb11d699ce59b7e07da821260dbe3778b
Timestamp:
Friday 11 November 2022 at 20:05:04 UTC
()
Proposer:
Authorizers:
Gas used:
26