Multiple controls with the same ID '_header' were found

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An error says

Multiple controls with the same ID '_header' were found. FindControl requires that controls have unique IDs.

What can possibly its cause?

Posted 13-Jan-14 21:34pm

Goenitz

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Sampath Lokuge 14-Jan-14 3:40am

Is this coming from Accordion control ?

Goenitz 14-Jan-14 3:46am

Hmm, i dont know but i have an accordion in my page, so i think you have a hint :)

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Sampath Lokuge · Accepted Answer · 2014-01-13T21:56:00

Solution 1

OK then Please check below mentioned articles for more info.

Multiple controls with the same ID

Multiple controls with the same ID (1) were found

Posted 13-Jan-14 21:56pm

Sampath Lokuge

Comments

Goenitz 14-Jan-14 4:07am

Duplicate pane IDs :), thank you

Sampath Lokuge 14-Jan-14 4:08am

You're warmly welcome :)