SQL Server Q&A

Symptoms
You configure Microsoft SQL Server 2005 Reporting Services or Microsoft SQL Server 2008 Reporting Services to run in SharePoint Integrated mode. You create a subscription for a report. When you switch the schedule of the subscription between a shared schedule and a custom schedule, an assertion failure occurs. Additionally, the following error message is logged in the SQL Server Reporting Services log file:

Schedule path is null
Resolution
Cumulative update informationThe release version of SQL Server 2005Important You must install this cumulative update package if your computer is running the release version of SQL Server 2005.
The fix for this issue was first released in Cumulative Update4 for SQL Server 2005 Service Pack 3. For more information about this cumulative update package, click the following article number to view the article in the Microsoft Knowledge Base:
970279?(http://support.microsoft.com/kb/970279/LN/) Cumulative update package 4 for SQL Server 2005 Service Pack 3Note Because the builds are cumulative, each new fix release contains all the hotfixes and all the security fixes that were included with the previous SQL Server 2005 fix release. Microsoft recommends that you consider applying the most recent fix release that contains this hotfix. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
960598?(http://support.microsoft.com/kb/960598/LN/) The SQL Server 2005 builds that were released after SQL Server 2005 Service Pack 3 was releasedMicrosoft SQL Server 2005hotfixes are created for specific SQL Server service packs. You must apply a SQL Server 2005 Service Pack 3 hotfix to an installation of SQL Server 2005 Service Pack 3. By default, any hotfix that is provided in a SQL Server service pack is included in the next SQL Server service pack. The release version of SQL Server 2008Important You must install this cumulative update package if your computer is running the release version of SQL Server 2008.
The fix for this issue was first released in Cumulative Update 6. For more information about how to obtain this cumulative update package for SQL Server 2008, click the following article number to view the article in the Microsoft Knowledge Base:
971490?(http://support.microsoft.com/kb/971490/) Cumulative update package 6 for SQL Server 2008Note Because the builds are cumulative, each new fix release contains all the hotfixes and all the security fixes that were included with the previous SQL Server 2008 fix release. We recommend that you consider applying the most recent fix release that contains this hotfix. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
956909?(http://support.microsoft.com/kb/956909/) The SQL Server 2008 builds that were released after SQL Server 2008 was releasedSQL Server 2008 Service Pack 1Important You must install this cumulative update package if your computer is running SQL Server 2008 Service Pack 1.
The fix for this issue was first released in Cumulative Update3 for SQL Server 2008 Service Pack 1. For more information about this cumulative update package, click the following article number to view the article in the Microsoft Knowledge Base:
971491?(http://support.microsoft.com/kb/971491/LN/) Cumulative update package 3 for SQL Server 2008 Service Pack 1Note Because the builds are cumulative, each new fix release contains all the hotfixes and all the security fixes that were included with the previous SQL Server 2008 fix release. Microsoft recommends that you consider applying the most recent fix release that contains this hotfix. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
970365?(http://support.microsoft.com/kb/970365/LN/) The SQL Server 2008 builds that were released after SQL Server 2008 Service Pack 1 was releasedMicrosoft SQL Server 2008hotfixes are created for specific SQL Server service packs. You must apply a SQL Server 2008 Service Pack 1 hotfix to an installation of SQL Server 2008 Service Pack 1. By default, any hotfix that is provided in a SQL Server service pack is included in the next SQL Server service pack.

Symptoms
You run Report Manager in Microsoft SQL Server 2008. When you try to use Microsoft SQL Server Analysis Services as a data source for a data-driven subscription, you receive the following error message:

The dataset cannot be generated. An error occurred while connecting to a data source, or the query is not valid for the data source. (rsCannotPrepareQuery) Get Online Help The type initializer for ‘module’ threw an exception.The C++ module failed to load while attempting to initialize the default appdomain.Access is denied. (Exception from HRESULT: 0×80070005 (E_ACCESSDENIED))
Resolution
This problem occurs if SQL Server Analysis Services is not installed in the location that is expected by the SQL Server Reporting Services service.