Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via GitHub by lanhuai
, 1 year ago
Could not open JDBC Connection for transaction; nested exception is com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 10,320 milliseconds ago. The last packet sent successfully to the server was 16 milliseconds ago.
via verydemo.com by Unknown author, 2 years ago
Could not open JDBC Connection for transaction; nested exception is org.apache.commons.dbcp.SQLNestedException: Cannot load JDBC driver class '${jdbc.driverClassName}'
via Stack Overflow by Amir Pashazadeh
, 2 years ago
Could not open JDBC Connection for transaction; nested exception is java.sql.SQLException: Connection is closed.
via csdn.net by Unknown author, 1 year ago
Could not open JDBC Connection for transaction; nested exception is java.sql.SQLException: socket creation error
via xuebuyuan.com by Unknown author, 1 year ago
Could not open JDBC Connection for transaction; nested exception is java.sql.SQLException: socket creation error
via Stack Overflow by IaCoder
, 2 years ago
Could not open JDBC Connection for transaction; nested exception is java.sql.SQLException: No suitable driver found for jdbc:hsqldb:hsql://localhost
java.io.EOFException: Can not read response from server. Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost.	at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:3161)	at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3615)	at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3604)	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4155)	at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2615)	at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2776)	at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2832)	at com.mysql.jdbc.ConnectionImpl.setAutoCommit(ConnectionImpl.java:5357)	at com.alibaba.druid.filter.FilterChainImpl.connection_setAutoCommit(FilterChainImpl.java:551)	at com.alibaba.druid.filter.FilterAdapter.connection_setAutoCommit(FilterAdapter.java:984)	at com.alibaba.druid.filter.FilterChainImpl.connection_setAutoCommit(FilterChainImpl.java:547)	at com.alibaba.druid.proxy.jdbc.ConnectionProxyImpl.setAutoCommit(ConnectionProxyImpl.java:430)	at com.alibaba.druid.pool.DruidPooledConnection.setAutoCommit(DruidPooledConnection.java:674)	at org.springframework.jdbc.datasource.DataSourceTransactionManager.doBegin(DataSourceTransactionManager.java:224)	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:372)	at org.springframework.test.context.transaction.TransactionalTestExecutionListener$TransactionContext.startTransaction(TransactionalTestExecutionListener.java:583)	at org.springframework.test.context.transaction.TransactionalTestExecutionListener.startNewTransaction(TransactionalTestExecutionListener.java:276)	at org.springframework.test.context.transaction.TransactionalTestExecutionListener.beforeTestMethod(TransactionalTestExecutionListener.java:171)	at org.springframework.test.context.TestContextManager.beforeTestMethod(TestContextManager.java:358)	at org.springframework.test.context.junit4.statements.RunBeforeTestMethodCallbacks.evaluate(RunBeforeTestMethodCallbacks.java:73)	at org.springframework.test.context.junit4.statements.RunAfterTestMethodCallbacks.evaluate(RunAfterTestMethodCallbacks.java:83)	at org.springframework.test.context.junit4.statements.SpringRepeat.evaluate(SpringRepeat.java:72)	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:231)	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:88)	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)	at org.springframework.test.context.junit4.statements.RunBeforeTestClassCallbacks.evaluate(RunBeforeTestClassCallbacks.java:61)	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)	at org.springframework.test.context.junit4.statements.RunAfterTestClassCallbacks.evaluate(RunAfterTestClassCallbacks.java:71)	at org.junit.runners.ParentRunner.run(ParentRunner.java:309)	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.run(SpringJUnit4ClassRunner.java:174)	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:252)	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:141)	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:112)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:498)	at org.apache.maven.surefire.util.ReflectionUtils.invokeMethodWithArray(ReflectionUtils.java:189)	at org.apache.maven.surefire.booter.ProviderFactory$ProviderProxy.invoke(ProviderFactory.java:165)	at org.apache.maven.surefire.booter.ProviderFactory.invokeProvider(ProviderFactory.java:85)	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:115)	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:75)