in my project have some errors please rectify my errors to help me
{type Exception report
message
descriptionThe server encountered an internal error () that prevented it from fulfilling this request.
exception org.apache.jasper.JasperException: PWC6033: Error in Javac compilation for JSP
PWC6199: Generated servlet error: package org.jfree.ui does not exist
PWC6199: Generated servlet error: package org.jfree.chart does not exist
PWC6199: Generated servlet error: package org.jfree.chart does not exist
PWC6199: Generated servlet error: package org.jfree.chart.plot does not exist
PWC6199: Generated servlet error: package org.jfree.chart does not exist
PWC6199: Generated servlet error: package org.jfree.chart does not exist
PWC6199: Generated servlet error: package org.jfree.chart does not exist
PWC6199: Generated servlet error: package org.jfree.data does not exist
PWC6199: Generated servlet error: package org.jfree.data.jdbc does not exist
PWC6197: An error occurred at line: 23 in the jsp file: /JobsChart.jsp PWC6199: Generated servlet error: cannot find symbol symbol: class JDBCCategoryDataset location: class org.apache.jsp.JobsChart_jsp
PWC6197: An error occurred at line: 23 in the jsp file: /JobsChart.jsp PWC6199: Generated servlet error: cannot find symbol symbol: class JDBCCategoryDataset location: class org.apache.jsp.JobsChart_jsp
PWC6197: An error occurred at line: 23 in the jsp file: /JobsChart.jsp PWC6199: Generated servlet error: cannot find symbol symbol: class JFreeChart location: class org.apache.jsp.JobsChart_jsp
PWC6197: An error occurred at line: 23 in the jsp file: /JobsChart.jsp PWC6199: Generated servlet error: cannot find symbol symbol: variable PlotOrientation location: class org.apache.jsp.JobsChart_jsp
PWC6197: An error occurred at line: 23 in the jsp file: /JobsChart.jsp PWC6199: Generated servlet error: cannot find symbol symbol: variable ChartFactory location: class org.apache.jsp.JobsChart_jsp
PWC6197: An error occurred at line: 23 in the jsp file: /JobsChart.jsp PWC6199: Generated servlet error: cannot find symbol symbol: class ChartPanel location: class org.apache.jsp.JobsChart_jsp
PWC6197: An error occurred at line: 23 in the jsp file: /JobsChart.jsp PWC6199: Generated servlet error: cannot find symbol symbol: class ChartPanel location: class org.apache.jsp.JobsChart_jsp
PWC6197: An error occurred at line: 23 in the jsp file: /JobsChart.jsp PWC6199: Generated servlet error: cannot find symbol symbol: class ApplicationFrame location: class org.apache.jsp.JobsChart_jsp
PWC6197: An error occurred at line: 23 in the jsp file: /JobsChart.jsp PWC6199: Generated servlet error: cannot find symbol symbol: class ApplicationFrame location: class org.apache.jsp.JobsChart_jsp
PWC6197: An error occurred at line: 23 in the jsp file: /JobsChart.jsp PWC6199: Generated servlet error: cannot find symbol symbol: variable ChartUtilities location: class org.apache.jsp.JobsChart_jsp
note The full stack traces of the exception and its root causes are available in the GlassFish Server Open Source Edition 3.1.1 logs.}
i got these errors in my project please rectify
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