Misconfigured driver and datasource, try the following:
1
2<FileSystem class="org.apache.jackrabbit.core.fs.db.DbFileSystem">
3 <param name="driver" value="net.sourceforge.jtds.jdbc.Driver"/>
4 <param name="url" value="jdbc:jtds:sqlserver://your-db-hostname:1433/you_db_name_jcr" />
5 <param name="user" value="your-db-username" />
6 <param name="password" value="your-db-passowrd" />
7 <param name="schema" value="mssql"/>
8 <param name="schemaObjectPrefix" value="J_R_FS_"/>
9 </FileSystem>
The above configuration uses jtds library for comms with MSSQL server.