A user of the Chinese version of MSSQL 2000 reports getting the following error at various points in JIRA. Switching to the jTDS driver seems to have solved this issue, so it sounds like a bug in the MS JDBC driver. 2004-10-25 23:50:42,078 ERROR [jira.issue.cache.IssueCache] Error issue or children from the database: SQL Exception while getting value: ([Microsoft][SQLServer 2000 Driver for JDBC]Underlying input stream returned zero bytes) org.ofbiz.core.entity.GenericDataSourceException: SQL Exception while getting value: ([Microsoft][SQLServer 2000 Driver for JDBC]Underlying input stream returned zero bytes) at org.ofbiz.core.entity.jdbc.SqlJdbcUtil.getValue(SqlJdbcUtil.java:594) at org.ofbiz.core.entity.GenericDAO.select(GenericDAO.java:493) at org.ofbiz.core.entity.GenericDAO.select(GenericDAO.java:454) at org.ofbiz.core.entity.GenericHelperDAO.findByPrimaryKey(GenericHelperDAO.java:77) at org.ofbiz.core.entity.GenericDelegator.findByPrimaryKey(GenericDelegator.java:524) at org.ofbiz.core.entity.GenericDelegator.findByPrimaryKey(GenericDelegator.java:559) at com.atlassian.jira.issue.managers.DefaultIssueManager.getIssue(DefaultIssueManager.java:50) at com.atlassian.jira.issue.cache.IssueCache.getIssueChildren(IssueCache.java:257) at com.atlassian.jira.issue.cache.DefaultCacheManager.getEntitiesByGenericValue(DefaultCacheManager.java:119) at com.atlassian.jira.issue.managers.CachingIssueManager.getEntitiesByIssue(CachingIssueManager.java:51) at sun.reflect.GeneratedMethodAccessor10.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at com.atlassian.util.profiling.object.ObjectProfiler.profiledInvoke(ObjectProfiler.java:68) at com.atlassian.jira.config.component.DelegatingInvocationHandler.invoke(DelegatingInvocationHandler.java:27) at $Proxy4.getEntitiesByIssue(Unknown Source) at com.atlassian.jira.mail.IssueMailQueueItem.getIssueContextParams(IssueMailQueueItem.java:184) at com.atlassian.jira.mail.IssueMailQueueItem.send(IssueMailQueueItem.java:108) at com.atlassian.mail.queue.MailQueueImpl.sendBuffer(MailQueueImpl.java:55) at com.atlassian.jira.service.services.mail.MailQueueService.run(MailQueueService.java:23) at com.atlassian.jira.service.JiraServiceContainer.run(JiraServiceContainer.java:53) at com.atlassian.jira.service.ServiceRunner.execute(ServiceRunner.java:50) at org.quartz.core.JobRunShell.run(JobRunShell.java:147) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:387) java.sql.SQLException: [Microsoft][SQLServer 2000 Driver for JDBC]Underlying input stream returned zero bytes at com.microsoft.jdbc.base.BaseExceptions.createException(Unknown Source) at com.microsoft.jdbc.base.BaseExceptions.getException(Unknown Source) at com.microsoft.jdbc.base.BaseData.getString(Unknown Source) at com.microsoft.jdbc.base.BaseResultSet.getString(Unknown Source) at org.apache.commons.dbcp.DelegatingResultSet.getString(DelegatingResultSet.java:198) at org.ofbiz.core.entity.jdbc.SqlJdbcUtil.getValue(SqlJdbcUtil.java:497) at org.ofbiz.core.entity.GenericDAO.select(GenericDAO.java:493) at org.ofbiz.core.entity.GenericDAO.select(GenericDAO.java:454) at org.ofbiz.core.entity.GenericHelperDAO.findByPrimaryKey(GenericHelperDAO.java:77) at org.ofbiz.core.entity.GenericDelegator.findByPrimaryKey(GenericDelegator.java:524) at org.ofbiz.core.entity.GenericDelegator.findByPrimaryKey(GenericDelegator.java:559) at com.atlassian.jira.issue.managers.DefaultIssueManager.getIssue(DefaultIssueManager.java:50) at com.atlassian.jira.issue.cache.IssueCache.getIssueChildren(IssueCache.java:257) at com.atlassian.jira.issue.cache.DefaultCacheManager.getEntitiesByGenericValue(DefaultCacheManager.java:119) at com.atlassian.jira.issue.managers.CachingIssueManager.getEntitiesByIssue(CachingIssueManager.java:51) at sun.reflect.GeneratedMethodAccessor10.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at com.atlassian.util.profiling.object.ObjectProfiler.profiledInvoke(ObjectProfiler.java:68) at com.atlassian.jira.config.component.DelegatingInvocationHandler.invoke(DelegatingInvocationHandler.java:27) at $Proxy4.getEntitiesByIssue(Unknown Source) at com.atlassian.jira.mail.IssueMailQueueItem.getIssueContextParams(IssueMailQueueItem.java:184) at com.atlassian.jira.mail.IssueMailQueueItem.send(IssueMailQueueItem.java:108) at com.atlassian.mail.queue.MailQueueImpl.sendBuffer(MailQueueImpl.java:55) at com.atlassian.jira.service.services.mail.MailQueueService.run(MailQueueService.java:23) at com.atlassian.jira.service.JiraServiceContainer.run(JiraServiceContainer.java:53) at com.atlassian.jira.service.ServiceRunner.execute(ServiceRunner.java:50) at org.quartz.core.JobRunShell.run(JobRunShell.java:147) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:387)