How do I find the PublicKeyToken of a DLL?

Find public key token value of an assembly file

  1. Open Visual Studio Command Prompt (Start > Visual Studio > Visual Studio Tools > Developer Command Prompt)
  2. Run the command below. It will display both public key token and public key. Make sure to replace C:\Temp\Oracle. DataAccess. dll with the full path of your DLL file.

How do I find the PublicKeyToken of an assembly?

The public key token is a unique 16-character key that is given to the assembly when it is built and signed in Microsoft Visual Studio. To determine the public token key, you can run the Strong Name tool (sn.exe) on the assembly. The sn.exe is available with the Microsoft . NET Framework SDK.

What is PublicKeyToken in app config?

The public key token is a 64-bit hash of the public key which corresponds to the private key used to sign the assembly. It’s used to make an assembly name unique, so two strongly named assemblies can have the same filename, but . NET will treat them as different assemblies.

How is PublicKeyToken generated?

The sn.exe can generate the Public Key Token only from the Public Key file. Hence you have to first generate a Key Pair and then extract the Public Key. This Public Key is then passed to the sn.exe. Here are the steps for generation of Public Key and verification of its Token using sn.exe.

Why is PublicKeyToken null?

4 Answers. PublicKeyToken = null tells you that the CLR is looking for the unsigned assembly. Since you signed them, that’s not going to work well and this kaboom is expected. You will have to rebuild the program so it uses the updated signed assembly and embeds the non-null PublicKeyToken into the manifest.

How do I get PublicKeyToken in Visual Studio?

Visual Studio Add-in to get an assembly PublicKeyToken

  1. In Visual Studio, select External Tools from the Tools menu.
  2. In the External Tools dialog, click Add and enter Get Assembly Public Key for the Title.
  3. Fill the Command textbox by browsing to sn.exe.

How do I change PublicKeyToken?

3 Answers

  1. Run ildasm.exe /out=first.il first.dll (or first.exe )
  2. Edit first.il and find the .assembly extern block for the reference to second.dll.
  3. Change the public key token in that block.
  4. Run ilasm.exe first.il to produce first.dll (or first.exe )

Could not load file or assembly PublicKeyToken null the system Cannot find the file specified?

4 Answers. This error usually means that the assembly was not found. Try verifying that the file exists in the directory where your application is running.

Could not load a file or assembly?

Http 5.2. 0.0? In summary if you get the “Could not load file or assembly error”, this means that either your projects or their references were built with a reference to a specific version of an assembly which is missing from your bin directory or GAC.

How do I get PublicKeyToken of assembly in Visual Studio 2017?

How do I use Ildasm?

To use the GUI, type ildasm at the command line without supplying the PEfilename argument or any options. From the File menu, you can navigate to the PE file that you want to load into Ildasm.exe. To save the metadata and disassembled code displayed for the selected PE, select the Dump command from the File menu.

How do you fix the system Cannot find the file specified error?

Use SFC to fix system cannot finds the file specified error. In Command Prompt, type the following command: “sfc /scannow”. Now press Enter. After scanning and correcting errors, restart the computer and check if the “system cannot find the file specified” error is fixed.

Where do I find the PublicKeyToken for a particular DLL?

If an assembly is installed in the global assembly cache, it’s easier to go to C:\\Windows\\assembly and find it in the list of GAC assemblies. On your specific case, you might be mixing type full name with assembly reference, you might want to take a look at MSDN.

How to get public key token in Visual Studio?

Answer is very simple use the .NET Framework tools sn.exe. So open the Visual Studio 2008 Command Prompt and then point to the dll’s folder you want to get the public key, Use the following command, sn –T myDLL.dll. This will give you the public key token.

Where to find public key for sampleclasslibrary.dll?

For this example, we will retrieve the public key token for an assembly named SampleClassLibrary.dll that is located in the c:\\Temp folder. For this example, the public key token is ba27e13c07659075. The manner in which we get the public key token for an assembly depends upon our point of reference.

How to find out the public key token for an assembly file?

In your ASP.NET project, you may need to use public key token of an assembly file while adding it as a reference. Here is an example reference declaration from project.csproj file: As specified in Microsoft’s documentation, publicKeyToken field is optional.