Attempting to resolve version from C:\tmp\ddl\clean\_BuildInfo.xml using //buildInfo/version.
MSBUILD : warning : Unable to get version from xml file C:\tmp\ddl\clean\_BuildInfo.xml. File doesn't exist. [C:\tmp\ddl\clean\up.proj]
   Migrating (DESCRIPTION = (ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1522)) (CONNECT_DATA = (SERVER = DEDICATED) (SERVICE_NAME = XE))) from version
   0 to 0.
   Versioning (DESCRIPTION = (ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1522)) (CONNECT_DATA = (SERVER = DEDICATED) (SERVICE_NAME = XE))) database wi
  th version 0 based on .
MSBUILD : error : RoundhousE encountered an error.\r [C:\tmp\ddl\clean\up.proj]
MSBUILD : error : System.ArgumentException: The OracleParameter is already contained by another OracleParameterCollection.\r [C:\tmp\ddl\clean\up.proj]
MSBUILD : error :    at System.Data.OracleClient.OracleParameterCollection.Validate(Int32 index, Object value)\r [C:\tmp\ddl\clean\up.proj]
MSBUILD : error :    at System.Data.OracleClient.OracleParameterCollection.Add(Object value)\r [C:\tmp\ddl\clean\up.proj]
MSBUILD : error :    at roundhouse.databases.AdoNetDatabase.setup_database_command(String sql_to_run, ConnectionType connection_type, IEnumerable`1 parameters)
\r [C:\tmp\ddl\clean\up.proj]
MSBUILD : error :    at roundhouse.databases.AdoNetDatabase.run_command_with(String sql_to_run, ConnectionType connection_type, IList`1 parameters)\r [C:\tmp\d
dl\clean\up.proj]
MSBUILD : error :    at roundhouse.databases.AdoNetDatabase.run_sql(String sql_to_run, ConnectionType connection_type, IList`1 parameters)\r [C:\tmp\ddl\clean\
up.proj]
MSBUILD : error :    at roundhouse.databases.oracle.OracleDatabase.insert_version_and_get_version_id(String repository_path, String repository_version)\r [C:\t
mp\ddl\clean\up.proj]
MSBUILD : error :    at roundhouse.migrators.DefaultDatabaseMigrator.version_the_database(String repository_path, String repository_version)\r [C:\tmp\ddl\clea
n\up.proj]
MSBUILD : error :    at roundhouse.runners.RoundhouseMigrationRunner.run() [C:\tmp\ddl\clean\up.proj]
C:\tmp\ddl\clean\up.proj(9,5): error MSB4018: The "Roundhouse" task failed unexpectedly.\r
C:\tmp\ddl\clean\up.proj(9,5): error MSB4018: System.ArgumentException: The OracleParameter is already contained by another OracleParameterCollection.\r
C:\tmp\ddl\clean\up.proj(9,5): error MSB4018:    at System.Data.OracleClient.OracleParameterCollection.Validate(Int32 index, Object value)\r
C:\tmp\ddl\clean\up.proj(9,5): error MSB4018:    at System.Data.OracleClient.OracleParameterCollection.Add(Object value)\r
C:\tmp\ddl\clean\up.proj(9,5): error MSB4018:    at roundhouse.databases.AdoNetDatabase.setup_database_command(String sql_to_run, ConnectionType connection_typ
e, IEnumerable`1 parameters)\r
C:\tmp\ddl\clean\up.proj(9,5): error MSB4018:    at roundhouse.databases.AdoNetDatabase.run_command_with(String sql_to_run, ConnectionType connection_type, ILi
st`1 parameters)\r
C:\tmp\ddl\clean\up.proj(9,5): error MSB4018:    at roundhouse.databases.AdoNetDatabase.run_sql(String sql_to_run, ConnectionType connection_type, IList`1 para
meters)\r
C:\tmp\ddl\clean\up.proj(9,5): error MSB4018:    at roundhouse.databases.oracle.OracleDatabase.insert_version_and_get_version_id(String repository_path, String
 repository_version)\r
C:\tmp\ddl\clean\up.proj(9,5): error MSB4018:    at roundhouse.migrators.DefaultDatabaseMigrator.version_the_database(String repository_path, String repository
_version)\r
C:\tmp\ddl\clean\up.proj(9,5): error MSB4018:    at roundhouse.runners.RoundhouseMigrationRunner.run()\r
C:\tmp\ddl\clean\up.proj(9,5): error MSB4018:    at roundhouse.tasks.Roundhouse.run_the_task()\r
C:\tmp\ddl\clean\up.proj(9,5): error MSB4018:    at roundhouse.tasks.Roundhouse.Microsoft.Build.Framework.ITask.Execute()\r
C:\tmp\ddl\clean\up.proj(9,5): error MSB4018:    at Microsoft.Build.BackEnd.TaskExecutionHost.Microsoft.Build.BackEnd.ITaskExecutionHost.Execute()\r
C:\tmp\ddl\clean\up.proj(9,5): error MSB4018:    at Microsoft.Build.BackEnd.TaskBuilder.ExecuteInstantiatedTask(ITaskExecutionHost taskExecutionHost, TaskLoggi
ngContext taskLoggingContext, TaskHost taskHost, ItemBucket bucket, TaskExecutionMode howToExecuteTask, Boolean& taskResult)
Done Building Project "C:\tmp\ddl\clean\up.proj" (default targets) -- FAILED.