I am using these maven dependencies

com.google.gwt.thirdparty.guava_16.0.1.vaadin1.jar
com.google.gwt.thirdparty.streamhtmlparser_0.0.10.vaadin1.jar
com.vaadin.client_7.2.6.jar
com.vaadin.sass-compiler_0.9.6.jar
com.vaadin.server_7.2.6.jar
com.vaadin.shared_7.2.6.jar
javax.servlet-api_3.1.0.jar
jcl.over.slf4j_12.0.0.jar
org.apache.aries.spifly.dynamic.bundle_1.2.3.jar
org.apache.commons.commons-codec_1.15.0.jar
org.apache.commons.commons-compress_1.21.0.jar
org.apache.commons.commons-daemon_1.3.0.jar
org.apache.commons.commons-io_2.11.0.jar
org.apache.felix.gogo.command_0.12.0.jar
org.apache.felix.gogo.runtime_0.10.0.jar
org.apache.felix.gogo.shell_0.10.0.jar
org.apache.logging.log4j.api_2.17.1.jar
org.apache.logging.log4j.core_2.17.1.jar
org.eclipse.equinox.console_1.0.0.v20120430-1356.jar
org.eclipse.jetty.http_9.4.48.v20220622.jar
org.eclipse.jetty.io_9.4.48.v20220622.jar
org.eclipse.jetty.security_9.4.48.v20220622.jar
org.eclipse.jetty.server_9.4.48.v20220622.jar
org.eclipse.jetty.servlet_9.4.48.v20220622.jar
org.eclipse.jetty.util_9.4.48.v20220622.jar
org.eclipse.jetty.util.ajax_9.4.48.v20220622.jar
org.eclipse.osgi_3.6.0.v20100517.jar
org.eclipse.osgi_3.9.1.v20140110-1610.jar
org.eclipse.osgi.services_3.3.0.v20110513.jar
org.json_0.0.20131108.vaadin1.jar
org.jsoup_1.6.3.jar
org.objectweb.asm_9.3.0.jar
org.w3c.flute_1.3.0.gg2.jar
slf4j.api_2.0.0.jar
    
ch.qos.logback.classic_1.3.0.jar  
ch.qos.logback.core_1.3.0.jar