動作環境 : Windows10 64bit, Eclipse4.8 Photon, Java1.8.0_191, MySQL8.0.13, cr4e_2.0.24

実装したいこと : DB内データの印刷機能

実現できたこと : 印刷機能実装(データ読み込み、プリンタ印刷)

問題点(実現できていないこと) : 「CrystalReport1-viewer.jsp」を「サーバーで実行」するとエラー発生。

エラー内容 : 

HTTPステータス 500 - Internal Server Error


Type Exception Report

メッセージ javax.servlet.ServletException: java.lang.NoClassDefFoundError: com/sap/security/core/server/csi/XSSEncoder

説明 The server encountered an unexpected condition that prevented it from fulfilling the request.

例外
org.apache.jasper.JasperException: javax.servlet.ServletException: java.lang.NoClassDefFoundError: com/sap/security/core/server/csi/XSSEncoder
    org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:606)
    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:467)
    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:386)
    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:330)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
    org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)


原因
javax.servlet.ServletException: java.lang.NoClassDefFoundError: com/sap/security/core/server/csi/XSSEncoder
    org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:667)
    org.apache.jsp.CrystalReport1_002dviewer_jsp._jspService(CrystalReport1_002dviewer_jsp.java:141)
    org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:444)
    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:386)
    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:330)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
    org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)


原因
java.lang.NoClassDefFoundError: com/sap/security/core/server/csi/XSSEncoder
    com.businessobjects.report.web.f.for(SourceFile:112)
    com.businessobjects.report.web.e.byte(SourceFile:442)
    com.businessobjects.report.web.e.a(SourceFile:223)
    com.businessobjects.report.web.e.a(SourceFile:135)
    com.crystaldecisions.report.web.ServerControl.a(SourceFile:607)
    com.crystaldecisions.report.web.ServerControl.processHttpRequest(SourceFile:342)
    com.crystaldecisions.report.web.viewer.taglib.ServerControlTag.doEndTag(SourceFile:45)
    com.crystaldecisions.report.web.viewer.taglib.ReportServerControlTag.doEndTag(SourceFile:74)
    com.crystaldecisions.report.web.viewer.taglib.ViewerTag.doEndTag(SourceFile:34)
    org.apache.jsp.CrystalReport1_002dviewer_jsp._jspx_meth_crviewer_005fviewer_005f0(CrystalReport1_002dviewer_jsp.java:188)
    org.apache.jsp.CrystalReport1_002dviewer_jsp._jspService(CrystalReport1_002dviewer_jsp.java:128)
    org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:444)
    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:386)
    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:330)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
    org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)


原因
java.lang.ClassNotFoundException: com.sap.security.core.server.csi.XSSEncoder
    org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1309)
    org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1138)
    com.businessobjects.report.web.f.for(SourceFile:112)
    com.businessobjects.report.web.e.byte(SourceFile:442)
    com.businessobjects.report.web.e.a(SourceFile:223)
    com.businessobjects.report.web.e.a(SourceFile:135)
    com.crystaldecisions.report.web.ServerControl.a(SourceFile:607)
    com.crystaldecisions.report.web.ServerControl.processHttpRequest(SourceFile:342)
    com.crystaldecisions.report.web.viewer.taglib.ServerControlTag.doEndTag(SourceFile:45)
    com.crystaldecisions.report.web.viewer.taglib.ReportServerControlTag.doEndTag(SourceFile:74)
    com.crystaldecisions.report.web.viewer.taglib.ViewerTag.doEndTag(SourceFile:34)
    org.apache.jsp.CrystalReport1_002dviewer_jsp._jspx_meth_crviewer_005fviewer_005f0(CrystalReport1_002dviewer_jsp.java:188)
    org.apache.jsp.CrystalReport1_002dviewer_jsp._jspService(CrystalReport1_002dviewer_jsp.java:128)
    org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:444)
    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:386)
    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:330)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
    org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)

注意 原因のすべてのスタックトレースは、のログに記録されています

Apache Tomcat/9.0.10

以上

質問本文 : 上記の環境でJavaでCrystalReportsを利用したところ、一部エラーに悩まされています。印刷用のJSPは問題なく実行できるのに、ビューワー用JSPだけエラーが出る原因はどのようなことが考えられますでしょうか？