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  • Type 'TagLib.File' is not defined

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    Share With Friends (Updated 6-8-2010)
  • Article ID:
    214
  • Date Created
    Saturday, March 25, 2017
  • Last Updated
    Wednesday, December 15, 2021
  • This Article Has been Viewed
    1533 times
  • Short Desc
    Using the taglib-sharp.dll on a website without a reference to the DLL library, you will receive Type 'TagLib.File' is not defined.
  • Details
    When using Visual Studio, you add a reference to the taglib-sharp.dll, which will add files to the /bin folder within your website directory. You can then make references to the Library using simple code like this.

    <%

    Dim mp3 As File = File.Create("G:\WebSite1\01Fantasy.mp3")
    Dim strTitle As String = mp3.Tag.Title
    Label1.text = strTitle

    %>
  • Recreate Issue
    To Reproduce this issue.

    Using the code above that works within Visual Studio does not work in a website without referencing the DLL file within your project.
  • Resolve Issue
    This is taken from the blogs over at Microsoft. Thanks to their Blog Member. tolong« for this information.

     

    Using the Visual Basic Developer Command Prompt.
    Click on your [Start] Menu.
    Choose [Programs]
    Scroll down to the [Visual Studio 2015] (your Version number here)
    Choose [Developer Command Prompt for VS2015] (your Version number here)

    When the window opens, do the following commands.
    C:\Windows\system32>
    type in
    cd G:\ (Replacing the G with the drive you have your DLL files at)
    G:\>
    Type in cd Packages (To in the rest of the location here, and hit Enter)
    G:\Packages>
    NEXT
    G:\Packages>gacutil -i taglib-sharp.dll
    If successful, you will receive this message.
    [Microsoft (R) .NET Global Assembly Cache Utility. Version 4.0.30319.0
    Copyright (c) Microsoft Corporation. All rights reserved.

    Assembly successfully added to the cache]
    NEXT
    G:\Packages>gacutil -l taglib-sharp
    If successful, you will receive this message.
    [Microsoft (R) .NET Global Assembly Cache Utility. Version 4.0.30319.0
    Copyright (c) Microsoft Corporation. All rights reserved.

    The Global Assembly Cache contains the following assemblies:
    taglib-sharp, Version=2.1.0.0, Culture=neutral, PublicKeyToken=db62eba44689b5b0, processorArchitecture=MSIL

    Number of items = 1]

    The above string you will need.
    >> taglib-sharp, Version=2.1.0.0, Culture=neutral, PublicKeyToken=db62eba44689b5b0

    With the above done, you will need to add that information into your web.config file, which will look like this.

    <%

    <?xml version="1.0"?>
    <configuration>
    <system.web>
    <compilation debug="true" strict="false" explicit="true" targetFramework="4.5">
    <assemblies>
    <add assembly="taglib-sharp, Version=2.1.0.0, Culture=neutral, PublicKeyToken=db62eba44689b5b0"/>
    </assemblies>
    </compilation>
    </system.web>
    </configuration>

    %>


    You will then be able to run your taglib-sharp website on your server.



    how-to-get-your-publickeytoken«


    --------
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