Failed to execute goal on project opennms-services: Could not resolve dependencies for project org.opennms:opennms-services:jar:1.12.5: Failed to collect dependencies for [org.opennms.dependencies:castor-dependencies:pom:1.12.5 (compile), org.opennms:opennms-config:jar:1.12.5 (compile), org.opennms:opennms-config-model:jar:xsds:1.12.5 (test), org.opennms:opennms-dao:jar:1.12.5 (compile), org.opennms:opennms-dao:jar:tests:1.12.5 (test), org.opennms.core:org.opennms.core.daemon:jar:1.12.5 (compile), org.opennms.core:org.opennms.core.lib:jar:1.12.5 (compile), org.opennms:opennms-icmp-api:jar:1.12.5 (compile), org.opennms:opennms-javamail-api:jar:1.12.5 (compile), org.opennms.core.test-api:org.opennms.core.test-api.db:jar:1.12.5 (test), org.opennms.core.test-api:org.opennms.core.test-api.dns:jar:1.12.5 (test), org.opennms.core.test-api:org.opennms.core.test-api.http:jar:1.12.5 (test), org.opennms.core.test-api:org.opennms.core.test-api.services:jar:1.12.5 (test), org.opennms.core.test-api:org.opennms.core.test-api.snmp:jar:1.12.5 (test), org.opennms.dependencies:jasypt-dependencies:pom:1.12.5 (compile), org.opennms.dependencies:javamail-dependencies:pom:1.12.5 (test), org.opennms.dependencies:spring-dependencies:pom:1.12.5 (compile), org.opennms.dependencies:spring-web-dependencies:pom:1.12.5 (compile), org.opennms.dependencies:spring-security-dependencies:pom:1.12.5 (compile), org.opennms.dependencies:spring-test-dependencies:pom:1.12.5 (test), org.opennms:opennms-rrd-api:jar:1.12.5 (compile), org.opennms:opennms-model:jar:1.12.5 (compile), org.opennms.dependencies:snmp-dependencies:pom:1.12.5 (compile), org.opennms.dependencies:snmp-test-dependencies:pom:1.12.5 (test), org.opennms:opennms-test:jar:1.12.5 (test), org.opennms:opennms-util:jar:1.12.5 (compile), org.opennms.features:org.opennms.features.phonebook:jar:1.12.5 (compile), org.opennms.features.poller:org.opennms.features.poller.api:jar:1.12.5 (compile), org.opennms.features.ticketing:org.opennms.features.ticketing.api:jar:1.12.5 (compile), org.opennms.tests:org.opennms.tests.mock-elements:jar:1.12.5 (test), com.jcraft:jsch:jar:0.1.42 (compile), org.apache.httpcomponents:httpcore:jar:4.2.4 (compile), org.apache.httpcomponents:httpclient:jar:4.2.5 (compile), commons-io:commons-io:jar:2.0.1 (compile), commons-lang:commons-lang:jar:2.6 (compile), jivesoftware:smack:jar:3.0.4 (compile), jivesoftware:smackx:jar:3.0.4 (compile), commons-cli:commons-cli:jar:1.2 (compile), jakarta-regexp:jakarta-regexp:jar:1.4 (compile), org.easymock:easymock:jar:3.1 (test), oro:oro:jar:2.0.8 (runtime), xerces:xercesImpl:jar:2.9.1 (runtime), xml-apis:xml-apis:jar:1.4.01 (compile), xmlrpc:xmlrpc:jar:2.0.1 (compile), javax.servlet:servlet-api:jar:2.5 (compile), mx4j:mx4j-tools:jar:3.0.1 (compile), bsf:bsf:jar:2.4.0 (compile), bsh:bsh:jar:1.3.0 (compile), com.caucho:hessian:jar:3.1.5 (runtime), javax.mail:mail:jar:1.4.5 (compile), javax.activation:activation:jar:1.1.1 (compile), org.opennms.dependencies:jfreechart-dependencies:pom:1.12.5 (compile), postgresql:postgresql:jar:9.1-901.jdbc4 (test), org.opennms:opennms-rrd-jrobin:jar:1.12.5 (test), com.novell.ldap:jldap:jar:4.3 (compile), org.opennms.dependencies:jcifs-dependencies:pom:1.12.5 (compile), org.apache.commons:commons-jexl:jar:2.1.1 (compile), org.opennms.dependencies:quartz-dependencies:pom:1.12.5 (compile), org.opennms.dependencies:rancid-dependencies:pom:1.12.5 (compile), org.opennms.dependencies:twitter4j-dependencies:pom:1.12.5 (compile), org.opennms.dependencies:dnsjava-dependencies:pom:1.12.5 (compile), org.opennms:opennms-icmp-jna:jar:1.12.5 (test), org.opennms.core:org.opennms.core.icmp-jna:jar:1.12.5 (test)]: Failed to read artifact descriptor for net.homeip.yusuke:twitter4j:jar:2.0.0: Could not transfer artifact net.homeip.yusuke:twitter4j:pom:2.0.0 from/to opennms-repo (http://maven.opennms.org/content/groups/opennms.org-release): Connection to http://proxy.somewhere.com:8080 refused: Connection timed out -> [Help 1]
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这个是maven包没有下载全，建议楼主在更新几遍试试...