confluence 3.0.1 cannot update schema in ugrading from confluence 2.10.1

I just in the proccess of upgrading confluence from 2.10.1 to 3.0.1_1 and I'm not able to start the confluence instance (standalone).

Im getting the following errors in logs:

2009-07-28 12:18:39,863 INFO [main] [beans.factory.xml.XmlBeanDefinitionReader] loadBeanDefinitions Loading XML bean definitions from class path resource [jmxContext.xml]
2009-07-28 12:19:09,014 INFO [main] [springframework.web.context.ContextLoader] initWebApplicationContext Root WebApplicationContext: initialization completed in 30103 ms
2009-07-28 12:19:10,273 ERROR [main] [hibernate.tool.hbm2ddl.SchemaUpdate] execute Unsuccessful: alter table SPACEPERMISSIONS add constraint FKD33F23BEB2DC6081 foreign key (SPACEID) references SPACES (SPACEID)
2009-07-28 12:19:10,281 ERROR [main] [hibernate.tool.hbm2ddl.SchemaUpdate] execute Can't create table './confluence/#sql-30a2_2d69a.frm' (errno: 150)
2009-07-28 12:19:10,284 ERROR [main] [hibernate.tool.hbm2ddl.SchemaUpdate] execute could not complete schema update
java.sql.SQLException: Can't create table './confluence/#sql-30a2_2d69a.frm' (errno: 150)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:946)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2985)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1631)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1723)
at com.mysql.jdbc.Connection.execSQL(Connection.java:3277)
at com.mysql.jdbc.Statement.executeUpdate(Statement.java:1402)
at com.mysql.jdbc.Statement.executeUpdate(Statement.java:1317)
at com.mchange.v2.c3p0.impl.NewProxyStatement.executeUpdate(NewProxyStatement.java:64)
at net.sf.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:167)
at bucket.core.persistence.hibernate.schema.SchemaHelper.updateSchemaIfNeeded(SchemaHelper.java:147)
at bucket.core.persistence.hibernate.schema.SchemaHelper.updateSchemaIfNeeded(SchemaHelper.java:134)
at com.atlassian.confluence.upgrade.AbstractUpgradeManager.upgradeSchema(AbstractUpgradeManager.java:146)
at com.atlassian.confluence.upgrade.AbstractUpgradeManager.upgrade(AbstractUpgradeManager.java:47)
at com.atlassian.confluence.upgrade.impl.DefaultUpgradeManager.upgrade(DefaultUpgradeManager.java:70)
at com.atlassian.confluence.upgrade.UpgradeLauncherServletContextListener.contextInitialized(UpgradeLauncherServletContextListener.java:26)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3830)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4337)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
at org.apache.catalina.core.StandardService.start(StandardService.java:516)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
at org.apache.catalina.startup.Catalina.start(Catalina.java:566)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
2009-07-28 12:19:10,299 ERROR [main] [atlassian.confluence.upgrade.AbstractUpgradeManager] upgrade Exception thrown during upgrade: Cannot update schema
com.atlassian.config.ConfigurationException: Cannot update schema
at bucket.core.persistence.hibernate.schema.SchemaHelper.updateSchemaIfNeeded(SchemaHelper.java:151)
at bucket.core.persistence.hibernate.schema.SchemaHelper.updateSchemaIfNeeded(SchemaHelper.java:134)
at com.atlassian.confluence.upgrade.AbstractUpgradeManager.upgradeSchema(AbstractUpgradeManager.java:146)
at com.atlassian.confluence.upgrade.AbstractUpgradeManager.upgrade(AbstractUpgradeManager.java:47)
at com.atlassian.confluence.upgrade.impl.DefaultUpgradeManager.upgrade(DefaultUpgradeManager.java:70)
at com.atlassian.confluence.upgrade.UpgradeLauncherServletContextListener.contextInitialized(UpgradeLauncherServletContextListener.java:26)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3830)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4337)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
at org.apache.catalina.core.StandardService.start(StandardService.java:516)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
at org.apache.catalina.startup.Catalina.start(Catalina.java:566)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Caused by: java.sql.SQLException: Can't create table './confluence/#sql-30a2_2d69a.frm' (errno: 150)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:946)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2985)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1631)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1723)
at com.mysql.jdbc.Connection.execSQL(Connection.java:3277)
at com.mysql.jdbc.Statement.executeUpdate(Statement.java:1402)
at com.mysql.jdbc.Statement.executeUpdate(Statement.java:1317)
at com.mchange.v2.c3p0.impl.NewProxyStatement.executeUpdate(NewProxyStatement.java:64)
at net.sf.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:167)
at bucket.core.persistence.hibernate.schema.SchemaHelper.updateSchemaIfNeeded(SchemaHelper.java:147)
... 20 more
2009-07-28 12:19:10,342 FATAL [main] [atlassian.confluence.upgrade.UpgradeLauncherServletContextListener] contextInitialized Upgrade failed, application will not start: com.atlassian.config.ConfigurationException: Cannot update schema
com.atlassian.confluence.upgrade.UpgradeException: com.atlassian.config.ConfigurationException: Cannot update schema
at com.atlassian.confluence.upgrade.AbstractUpgradeManager.upgrade(AbstractUpgradeManager.java:80)
at com.atlassian.confluence.upgrade.impl.DefaultUpgradeManager.upgrade(DefaultUpgradeManager.java:70)
at com.atlassian.confluence.upgrade.UpgradeLauncherServletContextListener.contextInitialized(UpgradeLauncherServletContextListener.java:26)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3830)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4337)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
at org.apache.catalina.core.StandardService.start(StandardService.java:516)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
at org.apache.catalina.startup.Catalina.start(Catalina.java:566)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Caused by: com.atlassian.config.ConfigurationException: Cannot update schema
at bucket.core.persistence.hibernate.schema.SchemaHelper.updateSchemaIfNeeded(SchemaHelper.java:151)
at bucket.core.persistence.hibernate.schema.SchemaHelper.updateSchemaIfNeeded(SchemaHelper.java:134)
at com.atlassian.confluence.upgrade.AbstractUpgradeManager.upgradeSchema(AbstractUpgradeManager.java:146)
at com.atlassian.confluence.upgrade.AbstractUpgradeManager.upgrade(AbstractUpgradeManager.java:47)
... 17 more
Caused by: java.sql.SQLException: Can't create table './confluence/#sql-30a2_2d69a.frm' (errno: 150)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:946)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2985)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1631)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1723)
at com.mysql.jdbc.Connection.execSQL(Connection.java:3277)
at com.mysql.jdbc.Statement.executeUpdate(Statement.java:1402)
at com.mysql.jdbc.Statement.executeUpdate(Statement.java:1317)
at com.mchange.v2.c3p0.impl.NewProxyStatement.executeUpdate(NewProxyStatement.java:64)
at net.sf.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:167)
at bucket.core.persistence.hibernate.schema.SchemaHelper.updateSchemaIfNeeded(SchemaHelper.java:147)
... 20 more
2009-07-28 12:19:10,350 ERROR [main] [atlassian.confluence.upgrade.UpgradeLauncherServletContextListener] contextInitialized 1 errors were encountered during upgrade:
2009-07-28 12:19:10,351 ERROR [main] [atlassian.confluence.upgrade.UpgradeLauncherServletContextListener] contextInitialized 1: Cannot update schema
2009-07-28 12:19:12,040 INFO [main] [com.atlassian.confluence.lifecycle] init Confluence is ready to serve