FULL PRODUCT VERSION :
jre 6.26
jdk 6.24
javaDB
eclipselink-2.2.0.v20110202

ADDITIONAL OS VERSION INFORMATION :
Windows 7 32 bit

EXTRA RELEVANT SYSTEM CONFIGURATION :
no problem

A DESCRIPTION OF THE PROBLEM :
Internal Exception: java.io.InvalidClassException: javax.swing.ImageIcon; local class incompatible: stream classdesc serialVersionUID = 532615968316031794, local class serialVersionUID = -962022720109015502

error occurs when there is a reading blob (imageicon) from the database

REGRESSION. Last worked in version 6u26


ERROR MESSAGES/STACK TRACES THAT OCCUR :
Internal Exception: java.io.InvalidClassException: javax.swing.ImageIcon; local class incompatible: stream classdesc serialVersionUID = 532615968316031794, local class serialVersionUID = -962022720109015502

REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
   @Lob
    @Basic(fetch = FetchType.LAZY)
    @Column(name = "PICT", columnDefinition="BLOB(512K)")
    private Serializable pict;


    public Serializable getPict() {
        return pict;
    }
    public void setPict(Serializable pict) {
        Serializable oldPict = this.pict;
        this.pict = pict;
        changeSupport.firePropertyChange("pict", oldPict, pict);
    }
---------- END SOURCE ----------