Android in-app billing: Can't start async operation because another async operation (is in progress)

Question

I am using the IabHelper utility classes, as recommended by Google\'s tutorial, and I\'m being hit hard by this error. Apparently IabHelper can not

Answer 1

I had the same issue and the problem was that I didn't implement the method onActivityResult.

@Override
protected void onActivityResult(int requestCode,
            int resultCode,
            Intent data)
{
    try
    {
        if (billingHelper == null)
        {
            return;
        } else if (!billingHelper.handleActivityResult(requestCode, resultCode, data))
        {
            super.onActivityResult(requestCode, resultCode, data);
        }
    } catch (Exception exception)
    {
        super.onActivityResult(requestCode, resultCode, data);
    }
}