java.lang.NumberFormatException: ?

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java.lang.NumberFormatException: ?
at java.lang.Integer.parseInt(
at java.lang.Integer.(
at org.hsqldb.Column.convertString(
at org.hsqldb.Expression.getValue(
at org.hsqldb.Parser.getValue(
at org.hsqldb.Parser.processInsert(
at org.hsqldb.Database.execute(

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