    if (activeCount > 1) {
        //take difference of before/after(only send new tokens)
        uint256 amount = IERC20(token).balanceOf(address(this));
        amount = amount.sub(before);

        //send to arbitrator
        address arb = IDeposit(operator).rewardArbitrator();
        if (arb != address(0)) {
            IERC20(token).safeTransfer(arb, amount);
        }
    }
    uint256 before = IERC20(token).balanceOf(address(this));
    IStaker(staker).withdraw(token);
-   if (activeCount > 1) {
+   if (amount > 0 && activeCount > 1) {
        //take difference of before/after(only send new tokens)
        uint256 amount = IERC20(token).balanceOf(address(this));
        amount = amount.sub(before);

        //send to arbitrator
        address arb = IDeposit(operator).rewardArbitrator();
        if (arb != address(0)) {
            IERC20(token).safeTransfer(arb, amount);
        }
    }
