javax.servlet.ServletException: javax.servlet.ServletException: org.support.project.common.exception.SystemException:

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,
Expert tip

Try downgrading PostgresSQL server to 9.5 or update your PostgresSQL driver to 9.4-1211 with the following command: <postgresql.version>9.4.1211</postgresql.version>

,
via stackoverflow.com by Unknown author

Upgrade the database driver to the latest and check.

<dependency>
    <groupId>org.postgresql</groupId>
    <artifactId>postgresql</artifactId>
    <version>9.3-1101-jdbc41</version>
</dependency>

Replace version with the latest driver version.

Solutions on the web

via GitHub by koda-masaru
, 1 year ago
javax.servlet.ServletException: org.support.project.common.exception.SystemException:
via GitHub by husky774rr
, 1 year ago
javax.servlet.ServletException: org.support.project.common.exception.SystemException:
via GitHub by kitaro-tn
, 1 year ago
javax.servlet.ServletException: org.support.project.common.exception.SystemException:
via GitHub by miyohide
, 1 year ago
javax.servlet.ServletException: org.support.project.common.exception.SystemException:
via GitHub by tknr
, 10 months ago
javax.servlet.ServletException: org.support.project.common.exception.SystemException:
via GitHub by hiroG3
, 1 month ago
javax.servlet.ServletException: org.support.project.common.exception.SystemException:
org.postgresql.util.PSQLException: ERROR: 列"tags.tag_name"はGROUP BY句で出現しなければならないか、集約関数内で使用しなければなりません ポジション: 8
at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2198)
at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1927)
at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:255)
at org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:562)
at org.postgresql.jdbc2.AbstractJdbc2Statement.executeWithFlags(AbstractJdbc2Statement.java:420)
at org.support.project.ormapping.dao.AbstractDao.executeQuery(AbstractDao.java:393)
at org.support.project.ormapping.dao.AbstractDao.executeQueryList(AbstractDao.java:440)
at org.support.project.ormapping.transaction.Transaction.invoke(Transaction.java:48)
at org.support.project.knowledge.dao.TagsDao.selectWithKnowledgeCount(TagsDao.java:123)
at org.support.project.ormapping.transaction.Transaction.invoke(Transaction.java:48)
at org.support.project.knowledge.logic.TagLogic.selectTagsWithCount(TagLogic.java:44)
at org.support.project.knowledge.control.open.KnowledgeControl.setSublistInformations(KnowledgeControl.java:247)
at org.support.project.knowledge.control.open.KnowledgeControl.list(KnowledgeControl.java:449)
at org.support.project.common.util.ObjectUtils.invoke(ObjectUtils.java:132)
at org.support.project.web.common.InvokeTarget.invoke(InvokeTarget.java:106)
at org.support.project.web.filter.ControlManagerFilter.doInvoke(ControlManagerFilter.java:360)
at org.support.project.web.filter.ControlFilter.invoke(ControlFilter.java:31)
at org.support.project.web.filter.ControlManagerFilter.doFilter(ControlManagerFilter.java:181)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
at org.support.project.web.filter.MultipartFilter.doFilter(MultipartFilter.java:63)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
at org.support.project.web.filter.AuthenticationFilter.doFilter(AuthenticationFilter.java:193)
at org.support.project.knowledge.listener.CloseAbleAuthenticationFilter.doFilter(CloseAbleAuthenticationFilter.java:94)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
at org.support.project.web.filter.LoggingFilter.doFilter(LoggingFilter.java:62)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
at org.support.project.web.filter.EncodingFilter.doFilter(EncodingFilter.java:36)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:108)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:620)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
at org.apache.coyote.ajp.AjpProcessor.service(AjpProcessor.java:476)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:802)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1410)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.lang.Thread.run(Thread.java:745)

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