安装petshop4.0的问题
我已经把petshop的4个数据库安装到sqlserver 2005 里了，但在程序连接数据库是报“无法打开登录所请求的数据库 "MSPetShop4"。登录失败。用户 'sa' 登录失败。 ”的错误，但连接字符串都对啊!这是为什么，请教高手
--------------------编程问答-------------------- 这是连接字符串：
<section name="roleService" type="System.Web.Configuration.ScriptingRoleServiceSection, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" requirePermission="false" allowDefinition="MachineToApplication"/></sectionGroup></sectionGroup></sectionGroup></configSections><connectionStrings>
<!-- SQL connection string for Profile database -->
<add name="SQLProfileConnString" connectionString="server=.;uid=sa;pwd=123;database=MSPetShop4Profile;min pool size=4;max pool size=4;packet size=3072" providerName="System.Data.SqlClient"/>
<!-- SQL connection string for Membership database -->
<add name="SQLMembershipConnString" connectionString="server=.;uid=sa;pwd=123;database=MSPetShop4Services;min pool size=4;max pool size=4;packet size=3072" providerName="System.Data.SqlClient"/>
<!-- SQL connection string for Inventory database lookup -->
<add name="SQLConnString1" connectionString="server=.;uid=sa;pwd=123;database=MSPetShop4;min pool size=4;max pool size=4;packet size=3072" providerName="System.Data.SqlClient"/>
<!-- SQL connection string for handling transactions on the Inventory database-->
<add name="SQLConnString2" connectionString="server=.;uid=sa;pwd=123;database=MSPetShop4;min pool size=4;max pool size=4;packet size=1024" providerName="System.Data.SqlClient"/>
<!-- SQL connection string for Orders database-->
<add name="SQLConnString3" connectionString="server=.;uid=sa;pwd=123;database=MSPetShop4Orders;min pool size=4;max pool size=4;packet size=1024" providerName="System.Data.SqlClient"/>
<!-- Oracle connection strings-->
<add name="OraProfileConnString" connectionString="Data Source=localhost;user id=MSPETSHOPPROFILE;password=pass@word1;min pool size=4;max pool size=4" providerName="System.Data.OracleClient"/>
<add name="OraMembershipConnString" connectionString="Data Source=localhost;user id=MSPETSHOPMEMBERSHIP;password=pass@word1;min pool size=4;max pool size=4" providerName="System.Data.OracleClient"/>
<add name="OraConnString1" connectionString="Data Source=localhost;user id=MSPETSHOP;password=pass@word1;min pool size=4;max pool size=4" providerName="System.Data.OracleClient"></add>
<add name="OraConnString2" connectionString="Data Source=localhost;user id=MSPETSHOP;password=pass@word1;min pool size=4;max pool size=4" providerName="System.Data.OracleClient"></add>
<add name="OraConnString3" connectionString="Data Source=localhost;user id=MSPETSHOPORDERS;password=pass@word1;min pool size=4;max pool size=4" providerName="System.Data.OracleClient"></add>
</connectionStrings>
--------------------编程问答-------------------- 程序是运行到这一步是报错的，无法打开数据库
repCategories.DataSource = category.GetCategories();
补充：.NET技术 , VC.NET
