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Elastic Docs ›Kibana Guide [8.19] ›Release notes

Kibana 8.15.1

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Kibana 8.15.1

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The 8.15.1 release includes the following known issues and bug fixes.

Known issues

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PDF and PNG reports time out and fail with an invalid header error if server.protocol is set to http2

Details
If you’ve changed the server.protocol value to http2, PDF and PNG reports will fail when you export them from the dashboard, visualization, or Canvas workpad that you’re generating a report for.

Workaround
To temporarily resolve the issue, set server.protocol to http1.

Resolved
This issue is resolved in 8.17.9, 8.18.4, 8.19.0 and later.

Bug fixes

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Data Discovery
  • Fixes time range filter (#187010).
Elastic Security
For the Elastic Security 8.15.1 release information, refer to Elastic Security Solution Release Notes.
Fleet
  • Remove duplicative retries from client-side requests to APIs that depend on EPR (#190722).
Lens & Visualizations
  • Visualization blows up when invalid color is passed in TSVB (#190658).
Observability
  • Enables wildcard search for the Synthetics waterfall chart (#191132).
  • Fixes accordion disclosure keyboard focus border (#190436).
  • Always pass allowLeadingWildcards as true to the KQL validation in the custom threshold rule API param validation (#190031).
  • Prevent excess calls to get agent namespace (#189995).
  • Fixes blank storage explorer summary when filter string is active (#189760).
  • Observability AI Assistant: Use internal user when fetching connectors (#190462).
  • Observability AI Assistant: Fixes bug “Cannot set initialMessages if initialConversationId is set" (#189885).
Platform
  • Fixes handling of splittable subkeys when processing values (#190590). Fixes a bug when processing YAML configuration keys that contain dotted notation in objects in arrays. This can manifest as a validation error causing Kibana to not start.
Presentation
  • Fixes by-value map embeddables have broken layers (#190996).
  • Fixes text readability on map scale, attribution, and coordinate controls (#189639).
Search
  • Fixes index error incorrectly showing up (#189283). Fixes a bug where an index error about the semantic_text field would be incorrectly displayed when the inference endpoint was configured and available.
Uptime
  • Fixes broken pagination in Uptime when a filter is applied (#189831).
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