TF261001: Team Foundation Server could not complete the create or update request because the user name in the credential pack is either null or empty. Correct the credential pack, and then try the operation again.
TF26050: The work item type definition has a definition for field '{0}' that is a reserved system field name and cannot be ...
TF26051: The field name {0} is not valid. For more information about field name restrictions, see http://go.microsoft.com/fwlink/?LinkId=78059. ...
TF26083: The state '{0}' is defined more than once in the work item type definition (WITD) file. Remove or rename the duplicate ...
TF26084: The attachment could not be added because the work item already has the maximum number of supported attachments ...
TF261001: Team Foundation Server could not complete the create or update request because the user name in the credential ...
TF261002: Team Foundation Server could not complete the request. {0} is not allowed in environment state: {1}. Bring environment ...
TF261003: Team Foundation Server could not complete the request because the following value is not valid for this argument: ...
TF261004: Team Foundation Server could not create the selected virtual machine. The target template cannot be generalized ...
TF261005:Team Foundation Server could not create the following hardware profile using the properties of the virtual machine: ...