This post focus on Exchange Information Store Event ID 5003. The error what a Exchange Admin encounter is :windows could not start the Microsoft Exchange Information Store while trying to start store.exe. Event Viewer shows the error 5003 which cause because clocks on the clients and server are skewed. So lets start by defining the problem and then steps to resolve the issue.
“Windows could not start the Microsoft Exchange Information Store on ENTEXCHANGE…” When you try to start store.exe service or MSExchangeIS you might get the following error as shown:
When you check the event viewer to see the error detail what you got is the event id: 5003. [See full detail]
Unable to initialize the Information Store service because the clocks on the client and server are skewed. This may be caused by a time change either in the client or the server, and may require a reboot of that computer. Verify that your domain is properly configured and is currently online.
The possible cause for the error “Windows could not start the Microsoft Exchange Information Store” is mismatch in the time on client and server clocks. Even if the time shows in your taskbar and the time on your Active Directory are same, there may be some mismatch somewhere else. So let’s find out:
In order to resolve the above mentioned issue for the event id 5003 you need to reset the clock according to AD Server. After that you need to perform restart services (Microsoft Exchange Active Directory Topology) so that Exchange can notice the changes. Here are the steps that you need to perform:
Step 1: Open a Command Prompt from the Exchange Server as administrator and type the following command:
Net time \\ADServerName /Set
Here ADServerName is the name of your AD Server.
Step 2: Restart the Microsoft Exchange Active Directory Topology Service.
Step 3: check if the problem solved!