Hi jochen,
I am getting same exception . i have followed exactly what u have
suggested. i am giving my persistence.xml
<persistence-unit name="bids">
<jta-data-source>java:/ConnectVendorsMySQL</jta-data-source>
</persistence-unit>
And SkillLevel class
SkillLevelKey primaryKey;
@EmbeddedId
@AttributeOverrides({
@AttributeOverride(name = "skill_Id", column = @Column(name =
"skill_Id")),
@AttributeOverride(name = "vendor_Id", column = @Column(name =
"vendor_Id"))
})
getters and setters for primaryKey.
lease tell me where i am doing mistake
Thanks&Regards
K.Ramu
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