No, this error means that you have multiple definitions of the assembly.
Search your hard drive for the duplicates and remove them.

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Alvin Bruney [MVP ASP.NET]
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> I just copied an application over to an existing older build on another
> machine. I get the following runtime error when I run it on that machine.
>
> Compiler Error Message: CS1595: 'CallviewWEB1.login' is defined in multiple
> places; using definition from
> 'c:\WINDOWS\Microsoft.NET\Framework\v1.1.4322\Temporary ASP.NET
Files\webapplication4\d0419f65\1aa75407\assembly\dl2\7c16901f\a6c7b26e_6c37c
601\WebApplication4.DLL'
> It appears that I have to delete the older version in the cache. How do I do
> this?
>
> Many thanks.
Andrew Chalk - 23 Feb 2006 00:42 GMT
That was it!
Thanks,
> No, this error means that you have multiple definitions of the assembly.
> Search your hard drive for the duplicates and remove them.
[quoted text clipped - 15 lines]
>>
>> Many thanks.