While trying to access Yahoo services sometimes you receive the error message as “unable to process your request at this time”. Unfortunately they say that they are unable to make the processing of your request and so they apologize for the inconvenience and ask to try again. If you are going through same phase then I can understand that it’s really a very frustrating situation to you. The main reason yahoo customer support help line toll-free number of this error is basically due to some sorts of limitation to the bandwidth system that Yahoo has used in the place of their server.

People usually reported for this error while trying to access Yahoo mail that affected many other services for Yahoo. It may because of the following reasons:

• For the prevention of DOS attacks.

• It may be because of the stoppage of automated tasks from hammering their servers due to hundred requests in a second.

There are varied programs that make you able to have automatic access to various Yahoo services. So, here it checks your Yahoo mail box after every five minutes, download from the Yahoo group photos. If you are having any of these tools then it may be possible that you will find the Error 999 message.
Here, it may be possible that Yahoo utilizes your IP address for tracking the amount of traffic that you are generating on Yahoo. So, once you cross these limits, you become unable to process the request with this error. Anyway, here you can go through certain fixes steps to get rid of this issue. So, let’s see that:

• Clear your entire browsers with cache and cookies.

• Login to your Yahoo account with different servers.

• Use secure option to make login to your Yahoo account rather than using Standard mode.

• Make double click on sign-in option to make login.

• If you are using Proxy, then you need to turn off.

• Try to disconnect all dynamic connection of the internet.

• Use another browser.

Hope, these all above steps would have resolved your problem. However, if you need more help and access concerning to Yahoo error, you can dial a Yahoo support number to have direct access from Yahoo technical experts. Their services are accessible all day and night, so you can freely find solution at any time to get rid of the Yahoo error.