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经由半个月辽宁太阳能路灯安装于调试，开元照明在辽宁抚顺50多个村庄，共计安装辽宁3000多套太阳能路灯，给新农村建设，山区农村建设带来辽宁光明，把绿色照明带给辽宁人们。

javax.servlet.ServletException: java.lang.reflect.InvocationTargetException

	org.plugbase.xaction.util.ActionUtil.executeAction(ActionUtil.java:116)

	org.plugbase.xengine.http.ServletEngine.execute(ServletEngine.java:70)

	org.plugbase.xengine.http.Filter.doFilter(Filter.java:51)

root cause

java.lang.reflect.InvocationTargetException

	sun.reflect.GeneratedMethodAccessor185.invoke(Unknown Source)

	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

	java.lang.reflect.Method.invoke(Method.java:597)

	org.plugbase.xaction.util.ActionUtil.executeAction(ActionUtil.java:114)

	org.plugbase.xengine.http.ServletEngine.execute(ServletEngine.java:70)

	org.plugbase.xengine.http.Filter.doFilter(Filter.java:51)

root cause

com.ibatis.common.jdbc.exception.NestedSQLException:   

--- The error occurred in xsql/Product.xml.  

--- The error occurred while executing query.  

--- Check the        select * from products where productid=?     .  

--- Check the SQL Statement (preparation failed).  

--- Cause: java.lang.RuntimeException: Error accessing SimplePooledConnection. Connection is invalid.

	com.ibatis.sqlmap.engine.mapping.statement.MappedStatement.executeQueryWithCallback(MappedStatement.java:214)

	com.ibatis.sqlmap.engine.mapping.statement.MappedStatement.executeQueryForObject(MappedStatement.java:130)

	com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.queryForObject(SqlMapExecutorDelegate.java:615)

	com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.queryForObject(SqlMapExecutorDelegate.java:590)

	com.ibatis.sqlmap.engine.impl.SqlMapSessionImpl.queryForObject(SqlMapSessionImpl.java:108)

	com.ibatis.sqlmap.engine.impl.SqlMapClientImpl.queryForObject(SqlMapClientImpl.java:84)

	ebiz.sql.product.ProductSQLMapper.selectProductById(ProductSQLMapper.java:15)

	ebiz.web.packages.ListPackage.viewProduct(ListPackage.java:425)

	sun.reflect.GeneratedMethodAccessor185.invoke(Unknown Source)

	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

	java.lang.reflect.Method.invoke(Method.java:597)

	org.plugbase.xaction.util.ActionUtil.executeAction(ActionUtil.java:114)

	org.plugbase.xengine.http.ServletEngine.execute(ServletEngine.java:70)

	org.plugbase.xengine.http.Filter.doFilter(Filter.java:51)

root cause

java.lang.RuntimeException: Error accessing SimplePooledConnection. Connection is invalid.

	com.ibatis.common.jdbc.SimpleDataSource$SimplePooledConnection.getValidConnection(SimpleDataSource.java:913)

	com.ibatis.common.jdbc.SimpleDataSource$SimplePooledConnection.invoke(SimpleDataSource.java:958)

	$Proxy0.prepareStatement(Unknown Source)

	com.ibatis.sqlmap.engine.execution.SqlExecutor.prepareStatement(SqlExecutor.java:504)

	com.ibatis.sqlmap.engine.execution.SqlExecutor.executeQuery(SqlExecutor.java:178)

	com.ibatis.sqlmap.engine.mapping.statement.MappedStatement.sqlExecuteQuery(MappedStatement.java:231)

	com.ibatis.sqlmap.engine.mapping.statement.MappedStatement.executeQueryWithCallback(MappedStatement.java:199)

	com.ibatis.sqlmap.engine.mapping.statement.MappedStatement.executeQueryForObject(MappedStatement.java:130)

	com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.queryForObject(SqlMapExecutorDelegate.java:615)

	com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.queryForObject(SqlMapExecutorDelegate.java:590)

	com.ibatis.sqlmap.engine.impl.SqlMapSessionImpl.queryForObject(SqlMapSessionImpl.java:108)

	com.ibatis.sqlmap.engine.impl.SqlMapClientImpl.queryForObject(SqlMapClientImpl.java:84)

	ebiz.sql.product.ProductSQLMapper.selectProductById(ProductSQLMapper.java:15)

	ebiz.web.packages.ListPackage.viewProduct(ListPackage.java:425)

	sun.reflect.GeneratedMethodAccessor185.invoke(Unknown Source)

	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

	java.lang.reflect.Method.invoke(Method.java:597)

	org.plugbase.xaction.util.ActionUtil.executeAction(ActionUtil.java:114)

	org.plugbase.xengine.http.ServletEngine.execute(ServletEngine.java:70)

	org.plugbase.xengine.http.Filter.doFilter(Filter.java:51)

note The full stack trace of the root cause is available in the Apache Tomcat/6.0.18 logs.