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Microsoft Dynamics CRM (Archived)

A duplicate column heading exists...

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Posted on by

Hi All,

I get this error for a couple of entities when I try to download the templates for data import.

Is there an easy way of identifying which fields are duplicates? I'm assuming that it is duplicate field names in the schema, and I've tried visually comparing the schema names on the fields, but can't see any duplicates.

Any ideas?

Thanks in advance!

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  • Puneet D Profile Picture
    10 on at
    RE: A duplicate column heading exists...

    Thanks a lot! had the same issue now it's sorted.

  • Suggested answer
    malla Profile Picture
    on at
    RE: A duplicate column heading exists...

    Hi,

    You need to look for display names under the entity fields, then you can figure out the same name fields.

    change the field display name to something else, save and publish customizations, repeat the process of identifying the duplicate display name for the all the entities you are facing.

    then try to download the template.

    http://mscrmgmr.blogspot.com/search?q=duplicate+column

    I hope this helps.

  • Community Member Profile Picture
    on at
    RE: A duplicate column heading exists...

    Hi,

    I followed the same way but same error is throwing please help me.

    Any help many thanks,

    Shaik Ahammad Ali.

  • Suggested answer
    malla Profile Picture
    on at
    RE: A duplicate column heading exists...

    Hi

    You need to find out the duplicate column header from the customization > Entities > example > Lead > then Fields  filter by Display name and find the same display name fields and modify the display name and save , publish the customizations.

    then you should be able to import the template for data import.

    I hope this helps.

  • Mohammed Fakhri Profile Picture
    402 on at
    RE: A duplicate column heading exists...

    Hi,

    I am having the same issue on a custom entity and my custom entity indeed has some duplicate display names. The error only occurs in QA Region. The error is not reproduced in Dev Region despite both Dev and QA have duplicate display names.

    So my question is - Is there any setting that allows duplicate display names to be exported ? which is probably causing the dev region to work ?

  • naZir Profile Picture
    850 on at
    RE: A duplicate column heading exists...

    You must be having more than one field with the same display name. So to go to Settings->customiztaions->Entities->Entity(Entity in which you are getting error message)->Click on Display Name->Scroll until you get more than one fileds with same name. remove the unused one. And Done

  • Vijil Jones  Profile Picture
    40 on at
    RE: A duplicate column heading exists...

    I  had the same problem and your solution worked perfectly . Thank you  Randy :)

  • Community Member Profile Picture
    on at
    RE: A duplicate column heading exists...

    Thanks, Chad Rexin

  • Community Member Profile Picture
    on at
    RE: A duplicate column heading exists...

    Thanks. I just followed what you described. Excel is great for finding duplicates

  • Mahendar Pal Profile Picture
    45,095 on at
    RE: A duplicate column heading exists...

    You can try to export Opportunity fields using XrmToolBox and check in excel instead of going to multiple pages in CRM UI, it will help to make sure there is not duplicate display name field.

    Thanks

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