Explanation:

AcceptYours - Local version is to be used for merge
AcceptTheirs - Server version is to be used for merge
AcceptMerge - Resolve conflict by doing manual merge

Explanation:

Visual Studio 2010 can't use the local workspaces created using Visual Studio 2012 or higher versions. The local workspace feature was introduced starting Visual Studio 2012.

Solution:

Create the workspace using Visual Studio 2010 to share or use the same workspace across Visual Studio 2010 and higher versions.

Solution:

Execute the following SQL script on the Tfs_Configuration database to remove the SCVMM setting:

Update [Tfs_Configuration].dbo.tbl_RegistryItems set RegValue = ' ' where ChildItem like 'VmmServerName%'
Update [Tfs_Configuration].dbo.tbl_RegistryItems set RegValue = ' ' where ChildItem like 'DnsSuffix%'
Update [Tfs_Configuration].dbo.tbl_RegistryItems set RegValue = ' ' where ChildItem like 'IPBlock%'

Exception:

TF208101: You cannot access the Analysis Services database because you have specified alternative credentials and you do not have permission on your computer to impersonate another user

Explanation:

The TF208101 error occur when trying to create Excel Reports from a TFS query using Visual Studio IDE

Solution:

1. Right-click the visual Studio IDE icon or shortcut, and then click Run as administrator.
2. Export the work item query to excel.

Explanation:

The mentioned error occur when the TFS URL is not properly configured for client access.

You can figure out the invalid URL location of the image by right-click --> Properties on the image in the Work Item field 

Solution for Web Access client

1. Log on to TFS app tier
2. Open "TFS Administartion Console"
3. Select "Application Tier" node
4. Check whether the "Notification URL" in the "Application Tier Summary" is configured with FQDN.
5. If not configure as expected, then configure the URL with FQDN by clicking on "Change URL" as follows 

Solution for Visual Studio IDE

1. Close all Visual Studio IDE and IE instances
2. Open IE.
3. Add *.<your TFS domain>.com to the local intranet settings

4. 

5. Open Visual Studio IDE to verify the missing image