This error is occurs when searching Korean with the LIKE clause.
A character beyond the range of the character set is also stored.
The user is advised to take the following steps:
1. Download the table data using iLoader.
2. Shut down the Altibase server.
3. Change NLS_USE to MS940 from $ALTIBASE_HOME/conf/altibase.properties
4. Start the Altibase server.
5. Truncate the table that has a problem (not DELETE)
6. Upload the data downloaded from (1) using iLoader.
The user is advised to use the same character set that matches the server. For example, use MS949/UTF8 for Korean, rather than KSC5601.