Olaf: Thanks for the input. I removed jdbc2_0-stdext.jar and tomcat-dbcp.jar from /opt/TomCat/apache-tomcat-9.0.13/webapps/TOPS-WEB/WEB-INF/lib and did some cleaning on /opt/TomCat/apache-tomcat-9.0.13/lib, now that is my lib folder looks like:
atadmin@eagnmnmed1f45:/opt/TomCat/apache-tomcat-9.0.13/webapps/TOPS-WEB/WEB-INF/lib>ls -l total 20648 -rwxrwxrwx 1 atadmin atadmin 433164 Dec 17 17:47 antlr-2.7.5H3.jar -rwxrwxrwx 1 atadmin atadmin 16777 Dec 17 17:45 asm-attrs.jar -rwxrwxrwx 1 atadmin atadmin 26360 Dec 17 17:45 asm.jar -rwxrwxrwx 1 atadmin atadmin 281998 Dec 17 17:45 cglib-2.1.jar -rwxrwxrwx 1 atadmin atadmin 1196109 Dec 17 17:47 classes12.jar -rwxrwxrwx 1 atadmin atadmin 4604132 Dec 17 17:45 com.ibm.ws.webcontainer.jar -rwxrwxrwx 1 atadmin atadmin 188671 Dec 17 17:47 commons-beanutils.jar -rwxrwxrwx 1 atadmin atadmin 165119 Dec 17 17:45 commons-collections.jar -rwxrwxrwx 1 atadmin atadmin 205318 Mar 19 11:20 commons-dbcp2-2.6.0.jar -rwxrwxrwx 1 atadmin atadmin 168446 Dec 17 17:47 commons-digester.jar -rwxrwxrwx 1 atadmin atadmin 70604 Dec 17 17:45 commons-fileupload-1.3.3.jar -rwxrwxrwx 1 atadmin atadmin 214788 Dec 17 17:45 commons-io-2.6.jar -rwxrwxrwx 1 atadmin atadmin 207723 Dec 17 17:47 commons-lang-2.1.jar -rwxrwxrwx 1 atadmin atadmin 315805 Dec 17 17:47 commons-lang3-3.1.jar -rwxrwxrwx 1 atadmin atadmin 26388 Dec 17 17:47 commons-logging.jar -rwxrwxrwx 1 atadmin atadmin 84462 Dec 17 17:47 commons-validator.jar -rwxrwxrwx 1 atadmin atadmin 210432 Dec 17 17:45 displaytag-1.1.jar -rwxrwxrwx 1 atadmin atadmin 12590 Dec 17 17:45 displaytag-export-poi-1.1.jar -rwxrwxrwx 1 atadmin atadmin 312509 Dec 17 17:45 dom4j-1.5.2.jar -rwxrwxrwx 1 atadmin atadmin 47531 Dec 17 17:45 ehcache-1.1.jar -rwxrwxrwx 1 atadmin atadmin 1925498 Dec 17 17:45 hibernate3.jar -rwxrwxrwx 1 atadmin atadmin 65425 Dec 17 17:45 jakarta-oro.jar -rwxrwxrwx 1 atadmin atadmin 1979523 Dec 17 17:41 javaee-api-8.0.jar -rwxrwxrwx 1 atadmin atadmin 153115 Dec 17 17:45 jdom.jar -rwxrwxrwx 1 atadmin atadmin 414240 Dec 17 16:29 jstl-1.2.jar -rwxrwxrwx 1 atadmin atadmin 8812 Dec 17 17:45 jta.jar -rwxrwxrwx 1 atadmin atadmin 367444 Dec 17 17:45 log4j.jar -rwxrwxrwx 1 atadmin atadmin 3698857 Mar 15 15:32 ojdbc7.jar -rwxrwxrwx 1 atadmin atadmin 105355 Dec 17 17:45 old_lcms-webtools.jar -rwxrwxrwx 1 atadmin atadmin 795231 Dec 17 17:45 poi-2.5-final-20040302.jar -rwxrwxrwx 1 atadmin atadmin 55210 Dec 17 17:45 poi-contrib-2.5-final-20040302.jar -rwxrwxrwx 1 atadmin atadmin 188942 Dec 17 17:45 poi-scratchpad-2.5-final-20040302.jar -rwxrwxrwx 1 atadmin atadmin 475943 Dec 17 17:45 proxool-0.8.3.jar -rwxrwxrwx 1 atadmin atadmin 543706 Dec 17 17:47 struts.jar -rwxrwxrwx 1 atadmin atadmin 495271 Dec 17 17:47 Struts-Layout.jar -rwxrwxrwx 1 atadmin atadmin 68046 Dec 17 17:47 struts-menu-2.4.3.jar -rwxrwxrwx 1 atadmin atadmin 39427 Dec 17 17:47 taglibs-request.jar -rwxrwxrwx 1 atadmin atadmin 44061 Dec 17 17:45 USPS-Framework-1.0.8-alpha.jar -rwxrwxrwx 1 atadmin atadmin 834966 Dec 17 17:45 xercesImpl.jar atadmin@eagnmnmed1f45:/opt/TomCat/apache-tomcat-9.0.13/lib>ls -l total 13308 -rwxrwxrwx 1 atadmin atadmin 12966 Nov 2 09:29 annotations-api.jar -rwxrwxrwx 1 atadmin atadmin 54415 Nov 2 09:29 catalina-ant.jar -rwxrwxrwx 1 atadmin atadmin 120721 Nov 2 09:29 catalina-ha.jar -rwxrwxrwx 1 atadmin atadmin 1652907 Nov 15 10:49 catalina.jar -rwxrwxrwx 1 atadmin atadmin 1653788 Nov 2 09:29 catalina.jar.20181115-1049 -rwxrwxrwx 1 atadmin atadmin 78634 Nov 2 09:29 catalina-storeconfig.jar -rwxrwxrwx 1 atadmin atadmin 338876 Nov 2 09:29 catalina-tribes.jar -rwxrwxrwx 1 atadmin atadmin 2769774 Nov 2 09:29 ecj-4.7.3a.jar -rwxrwxrwx 1 atadmin atadmin 87515 Nov 2 09:29 el-api.jar -rwxrwxrwx 1 atadmin atadmin 167490 Nov 2 09:29 jasper-el.jar -rwxrwxrwx 1 atadmin atadmin 557374 Nov 2 09:29 jasper.jar -rwxrwxrwx 1 atadmin atadmin 27900 Nov 2 09:29 jaspic-api.jar -rwxrwxrwx 1 atadmin atadmin 63167 Nov 2 09:29 jsp-api.jar -rwxrwxrwx 1 atadmin atadmin 3698857 Mar 12 17:51 ojdbc7.jar -rwxrwxrwx 1 atadmin atadmin 282576 Nov 2 09:29 servlet-api.jar -rwxrwxrwx 1 atadmin atadmin 11212 Nov 2 09:29 tomcat-api.jar -rwxrwxrwx 1 atadmin atadmin 845744 Nov 2 09:29 tomcat-coyote.jar -rwxrwxrwx 1 atadmin atadmin 307435 Mar 19 17:42 tomcat-dbcp-9.0.13.jar -rwxrwxrwx 1 atadmin atadmin 65303 Nov 2 09:29 tomcat-i18n-es.jar -rwxrwxrwx 1 atadmin atadmin 39235 Nov 2 09:29 tomcat-i18n-fr.jar -rwxrwxrwx 1 atadmin atadmin 42125 Nov 2 09:29 tomcat-i18n-ja.jar -rwxrwxrwx 1 atadmin atadmin 12166 Nov 2 09:29 tomcat-i18n-ru.jar -rwxrwxrwx 1 atadmin atadmin 36029 Nov 2 09:29 tomcat-jni.jar -rwxrwxrwx 1 atadmin atadmin 165171 Nov 2 09:29 tomcat-util.jar -rwxrwxrwx 1 atadmin atadmin 208966 Nov 2 09:29 tomcat-util-scan.jar -rwxrwxrwx 1 atadmin atadmin 230254 Nov 2 09:29 tomcat-websocket.jar -rwxrwxrwx 1 atadmin atadmin 38022 Nov 2 09:29 websocket-api.jar I shutdown.sh and startup.sh the server, same error occurred. Thanks Gary -----Original Message----- From: Olaf Kock [mailto:tom...@olafkock.de] Sent: Monday, March 25, 2019 1:56 AM To: users@tomcat.apache.org Subject: [EXTERNAL] Re: Could not find datasource: java:/comp/env/jdbc/TOPSDB when start Tomcat 9.0.13 On 25.03.19 03:41, Hua, Gary - Saint Louis, MO - Contractor wrote: > Hi experts: > > After I deployed my application TOPS to Tomcat server(9.0.13) > on Linux box, and started the server, I got the following error: > > > 1537 [main] FATAL connection.DatasourceConnectionProvider - Could not > find datasource: java:/comp/env/jdbc/TOPSDB > java.lang.ClassCastException: org.apache.tomcat.dbcp.dbcp2.BasicDataSource > cannot be cast to javax.sql.DataSource > at > org.hibernate.connection.DatasourceConnectionProvider.configure(Dataso > urceConnectionProvider.java> > ... > > I have tried to put different version of tomcat-dbcp.jar like > tomcat-dbcp-7.0.47.jar/ tomcat-dbcp-8.0.23.jar/ tomcat-dbcp-9.0.13.jar into > /opt/TomCat/apache-tomcat-9.0.13/lib, but not the same error occurred. One way or another, the last sentence most likely is the most relevant information, and key to solving your problem: Whenever a Java class can't be typecast to its legitimate superclass or interface, this is a clear sign that the superclass or interface can be found twice on the classpath. The error message only contains the class name, not the classloader, so the root cause is effectively hidden. Make sure that javax.sql.DataSource is nowhere to be found in your app's WEB-INF/lib, and only once in tomcat's lib directory. Olaf --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org