GeneXus - ERROR REORGANIZANDO GENEXUS 8 JAVA

buenas Tardes,

Estoy trabajando con genexus 8, generador Java y me sale esto, y no termina de reorganizar, què puedo hacer? Gracias

Executing Reorganization...
CLASSPATH=gxclassr.zip;.;C:\oracle\ora92\jdbc\lib\classes111.jar
C:\jdk1.2.2\bin\java.exe Reorganization
java.lang.NullPointerException
at com.genexus.db.LocalUserInformation.createConnection(Unknown Source)
at com.genexus.db.LocalUserInformation.getConnection(Unknown Source)
at com.genexus.db.LocalDBConnectionManager.getConnection(Unknown Source)
at com.genexus.db.DBConnectionManager.executeStatement(Unknown Source)
at com.genexus.ExecuteDirectSQL.execute(Unknown Source)
at gxrgza.execute_int(gxrgza.java:36)
at gxrgza.execute(gxrgza.java:21)
at Reorganization.execute(Reorganization.java:35)
at com.genexus.GXReorganization.executeReorg(Unknown Source)
at com.genexus.GXReorganization.executeReorg(Unknown Source)
at Reorganization.main(Reorganization.java:13)