SYMPTOM
The below Report Service Document run in presentation mode in Strategy Web, shows duplicate attribute elements on a row despite the “Merge Row Header” setting is enabled:

CAUSE
This is a known issue of Strategy Web 10.x. The Incremental Fetch Count causes the issue by “Individual rows - Rows per page” document properties grid setting.
ACTION
Currently, this issue is being reviewed by Strategy for a potential code fix on an upcoming Strategy release.
WORKAROUND
Un-check the Incremental Fetch in Grid check-box to disable Incremental Fetch, or increase the number of “Rows per page.”

This issue has been logged as Scopus ID: 228186
KB439932 KB439932