Removing DAG members to either retire the DAG or perhaps recover the server should be easy? In some cases you do run into errors that require some manual work to be done. In this case, we were trying to remove DAG members so we can re-purpose the servers, however, we ended up with error “0x […]
At a client they wanted to deploy an add-in from OWA and the Exchange Admin Center and it just wouldn’t give me the option to download and when trying from the OWA you just get a blank page. Upon further investigation, we checked the event logs and were presented with Event ID 2005: There is […]
In the Exchange Management Shell, when running a command that you need info from another server, you might end up with the following error in red writing: [Server] Connecting to remote server failed with the following error message : WinRM cannot complete the operation. Veri fy that the specified computer name is valid, that the […]
In exchange, if you have moderation on your distribution list and try and moderate a message sent to it, you might receive the following error message: “Your message can’t be moderated because the approval system is too busy and can’t accept messages now. Please try resending your message later, or contact the recipient directly.” The […]
As an Exchange Admin, the last thing you want is a DAG that is not functioning correctly. A client recently experienced a problem whereby they were trying to add another copy to a DAG and after a short period of time the following events were logged in the System Log before the seeding of the […]
Running the command Get-MailboxDatabaseCopyStatus * on an Exchange 2010 Server that has Exchange 2016 in the environment, returns all the database copies for every version but today Exchange 2010 gave a weird error: A server-side administrative operation has failed. Operation failed with message: Error 0xe0434f4d (Unknown error …. This is what you get in the […]
Networking and Exchange, well this can cause issues upon issues and log events you might have not seen before. For example, on a customer server, the following 3x event ID’s were logged every 10-15 minutes: 2501 2601 2604 Here are screenshots of each error: From the server, you can ping the network, other servers can […]
Moving mailboxes in Exchange is relatively a painless task, but when you run into issues like space or network problems then all the moves you started all begin to fail. Here is an example of a DAG going down and all the moves failing with the following error: Error: Move for mailbox ‘mailbox1’ is stalled […]
Creating new mailbox stores should be straight forward, right? Strange one encountered in my lab yesterday, created about 7 stores and the 8th one created but the Master was pointing to the server itself and not to the DAG. Try mounting a store in this state and you get the following error: Initially I thought […]
Adding a member to a DAG should be simple? Right? Well it can go very wrong as well. Unique error that we encountered. The first DAG set went through fine and all stores mounted etc. however on the second pair, the server would install Failover Cluster or so it seemed and then the GUI or […]