Hi,
I get this error when i call the following on a PreparedStatement:

insert.setString(1, "");
with the following
column-definition:
"F_KH_EINHEIT_SOLL" VARCHAR(15) CHARACTER SET WIN1252,

java.sql.SQLException: GDS exception: org.firebirdsql.gds.GDSException: Incorrect values within SQLDA structure
at org.firebirdsql.jdbc.FBPreparedStatement.internalExecute(FBPreparedStatement.java:437)
at org.firebirdsql.jdbc.FBPreparedStatement.executeUpdate(FBPreparedStatement.java:144)

gruse
Carsten