ipb2.3.4 tosmf error

[Cool Surfer]

Hi
I am using ipb 2.3.4. But when I try to convert to smf, i get this error

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Code Select Expand

Converting...
Converting members... Successful.
Converting categories... Unsuccessful!
This query:

    INSERT INTO `smf`.smf_categories
    (ID_CAT, name, catOrder)
    VALUES ('614', 'Downloads', '4'),
    ('61', 'Feedback, Introduction, General Information!!', '1'),
    ('65', 'Prayer requests for the sick n All!!', '8'),
    ('67', 'Community Section - members and patients can ask questions here.', '2'),
    ('68', 'Private forum', '11'),
    ('193', 'PC Forum', '10'),
    ('207', 'Jobs, USMLE, PLAB, Immigration Talk', '7'),
    ('603', 'Medical Mnemonics Category', '5'),
    ('607', 'Library Database Of Journals Publications Researches Category', '8'),
    ('611', 'Exercise Dietary Advice', '12'),
    ('564', 'Journals and Medical books and Medical Websites', '6'),
    ('598', 'For Doctors, Interns, Medical Students.', '3');

Caused the error:

    Duplicate entry '255' for key 1


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Pl suggest

[SleePy]

Common conversion errors.