We have recently uncovered an issue that affects this Service Pack 1 package and that may prevent customers who have Service Pack 1 from deploying future public or cumulative updates. Therefore, we have deactivated this update. A new update is released to resolve the issue and can be found at KB 2880552.
Introduction
Microsoft SharePoint Server 2013 Service Pack 1 (SP1) provides the latest updates for SharePoint Server 2013. This service pack includes two kinds of fixes:
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Previously unreleased fixes that are included in this service pack. In addition to general product fixes, these fixes include improvements in stability, performance, and security.
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All the monthly security updates that were released through January 2014, and all the Cumulative Updates that were released through December 2013.
