MDM: iPhone: Clear Passcode Command Not Working

I am facing issues to execute clearpasscode command for certain devices only.

I am getting the below error:

mdmd[608] <Warning>: MC|Attempting to perform MDM request: ClearPasscode

mdmd[608] <Warning>: MDM|Handling request type: ClearPasscode

keybagd[611] <Error>: 2ffad000 __handle_changepasscodewithescrow_block_invoke_1: oldpass=SECRET newpass=NULL no blob

keybagd[611] <Error>: 2ffad000 __handle_changepasscodewithescrow_block_invoke_1: Can't reset passcode with escrow bag: 0xffffffff

profiled[610] <Warning>: MC|Cannot clear passcode. Result: -1

mdmd[608] <Warning>: MDM|Command Status: Error
Error: NSError 0x1e57dec0:
Desc   : The passcode cannot be cleared (-1)
US Desc: The passcode cannot be cleared (-1)
Domain : MCPasscodeErrorDomain
Code   : 5013
Type   : MCFatalError
Params : (
    "<MCNumber: 0x1e5850a0>"
)

mdmd[608] <Warning>: MDM|Transaction completed. Status: 200

PS: The command executes properly for some devices.