Workaround:

Execute the command in the following format

Your Command > file name | type file name

Example

C:\ dir > dump.txt | type dump.txt

Solution: 

You can query the Job details tables in Tfs_Configuration

Query:

SELECT tbl_JobSchedule.JobId, tbl_JobSchedule.ScheduledTime, tbl_JobSchedule.Interval, 
tbl_JobSchedule.TimeZoneId, tbl_JobDefinition.JobName FROM tbl_JobDefinition 
RIGHT OUTER JOIN tbl_JobSchedule ON tbl_JobDefinition.JobId = tbl_JobSchedule.JobId

Output:

Solution:

You need to fill all the required fields in the feedback form to enable the activity buttons such as Back,Preview and Send. 

The required fields in the form are marked in yellow

Solution:

• Open TFS team project's web access
• On the Home page click on Request feedback under Activities

Solution:

You can perform a Copy-Only backup in SQL Server. A Copy-Only is a SQL Server backup that is independent of the sequence of conventional SQL Server backups.

• Open SQL Server Management Studio
• Right Click on the TFS database you want to backup
• Select Tasks --> Back Up... menu

• On the General page of the Back Up Database dialog box, select the Copy Only Backup option.

• Click OK