Strange error,execute datamining sample program Sample_AssociationRules

Question

I have installed an Oracle 9i Release 2 database locally in order to test the functionality of the data mining option. when i execute the sample program
Sample_AssociationRules (compile success ),i encounter bellow problem :
E:\oracle\ora92\dm\demo\sample>java Sample_AssociationRules Sample_Global.property
Sample_AssociationRules_Transacional.property
ODM 9.2.0 Sample Program: Sample_AssociationRules
Property Files:
Global: Sample_Global.property
Sample: Sample_AssociationRules_Transactional.property
Start: Mon Dec 02 10:16:49 CST 2002
Initialization Phase:
Data Mining Server:
JDBC URL: jdbc:oracle:thin:@HGS:1521:SALESDB
Username: ODM
Login Phase:
Completed MiningServer login
Cleanup Phase:
Cleanup flag: cleanupBeforeExecution
Data Setup Creation Phase:
m_InputDataSchemaName: ODM_MTR
Received an exception in main: 2NJ} "schema" 5D3$6HN^P'!#8C2NJ}0|:,5DWV7{J}
1XPk=iSZ 1 :M 30 V.<d!#
oracle.dmt.odm.InvalidArgumentException: 2NJ} "schema" 5D3$6HN^P'!#8C2NJ}0|:,5D
WV7{J}1XPk=iSZ 1 :M 30 V.<d!#
at oracle.dmt.odm.internal.StringCheck.checkLength(StringCheck.java:431)
at oracle.dmt.odm.internal.StringCheck.checkSchemaObjectName(StringCheck
.java:188)
at oracle.dmt.odm.Location.<init>(Location.java:76)
at oracle.dmt.odm.LocationAccessData.<init>(LocationAccessData.java:61)
at Sample_AssociationRules.createPhysicalDataSpecification(Sample_Associ
ationRules.java:254)
at Sample_AssociationRules.main(Sample_AssociationRules.java:159)
Logout Phase:
Completed MiningServer logout
End: Mon Dec 02 10:16:57 CST 2002
when i execute other code meet the same problem .i don't know why ,
please help me

Answer 1

I just get the same problem, when I run the samplecode.
I have added the nls_charset12.zip to my classpath, and the problem remains:
Data Setup Creation Phase:
Received an exception in main: 参数 "schema" 的长度无效。该参数包含的字符数
必须介于 1 和 30 之间。
oracle.dmt.odm.InvalidArgumentException: 参数 "schema" 的长度无效。该参数包含的
字符数必须介于 1 和 30 之间。
at oracle.dmt.odm.internal.StringCheck.checkLength(StringCheck.java:431)
at oracle.dmt.odm.internal.StringCheck.checkSchemaObjectName(StringCheck
.java:188)
at oracle.dmt.odm.Location.<init>(Location.java:76)
at oracle.dmt.odm.LocationAccessData.<init>(LocationAccessData.java:61)
at Sample_AssociationRules.createPhysicalDataSpecification(Sample_AssociationRules.java:225)
at Sample_AssociationRules.main(Sample_AssociationRules.java:131)
Logout Phase:
Completed MiningServer logout
End: Wed Mar 05 18:07:38 CST 2003
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