Cannot withdraw money from the account of england

From the notification to change MT5 to KB group, I do not use the program of KB group. I want to transfer money from the system. Englandcapital Go back to linked account, from withdrawing $5000, system says balance reading failed. But I want to withdraw all the money in my account.
From there contact with Englandcapital. but no reply at the moment and cannot be withdrawn