While installing security patch KB 948109 on the sql server 2005, the installation of the patch may fail. In order to find the cause of the failure we need to look into the setup bootstrap logs which are located in the following location C:Progarm FilesMicrosoft Sql Server90Setup BootstrapLOGHotfixSummary.txt One of the cause of the failure… Continue reading Error 29527 while installing security patch 948109