When accessing a specific work item in the Rally Web Services API (WSAPI) the error "Cannot find object to read" is seen in the Errors section of the response.
Cause
This error can be caused for the following reasons
The item being accessed has been deleted
The item belongs to a project that the user does not have access to
An invalid object ID has been passed
Resolution
To resolve this error, ensure you are specifying a valid Object ID in the URL, or grant the required access to the project if the error is due to a permissions issue.