The message "Was changed by another user" comes if the 'WhereClause' didn't match to an object. Additionally, the 'WhereClause' contains the OLD values of all changed properties.
For boolean column values: Product defect 21719, fixed in version 6.1.3.
When you transport a boolean column from one database to another you will have values in the target database for all existing datasets. Newly created datasets will get a "0" initially.