TF234020: There are work items with field values that conflict with the list separator. From Control Panel, change the list separator to a character other than '-' before you open this project file. You should close this file, otherwise any changes you make may cause it to no longer work with Team Foundation Server.
TF234015: The following link types could not be mapped because the type of link does not exist or the link is the wrong type: ...
TF234017: The following column could not be used as the reserved field. It is either not a numeric column or is already mapped ...
TF234018: You cannot change the value of a read-only field. If you modified the field within the Task Information dialog ...
TF234019: Cannot open the project file. There are work items with field values that conflict with the list separator. From ...
TF234020: There are work items with field values that conflict with the list separator. From Control Panel, change the list ...
TF234021: The URL that you have specified is not valid for Office Project Server. Specify a valid URL for Office Project ...
TF234023: An error occurred while retrieving custom field metadata. Verify that the PWA instance is correctly configured. ...
TF234025: You cannot publish the project because the {0} custom field value for the selected task is not consistent with ...
TF234026: Work item field {0} is mapped to an incompatible type of field in Microsoft Office Project. All work item fields ...