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FIX: "CSC : error CS1577: Assembly generation failed" error message when you build a Visual Studio 2010 Service Pack 1 project


View products that this article applies to.

Symptoms

Consider the following scenario:
  • You build a project by using Microsoft Visual Studio 2010 Service Pack 1 (SP1).
  • The project references another project.
  • Each project is signed with a different strong name by using its own .snk file.

In this scenario, you receive the following error message:
CSC : error CS1577: Assembly generation failed -- Referenced assembly 'assembly_name' does not have a strong name

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Cause

This problem occurs because of an issue in the project engine.

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Resolution

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that described in this article. Apply this hotfix only to systems that are experiencing the problem described in this article. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft website: Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

To apply this hotfix, you must have Microsoft Visual Studio 2010 Service Pack 1 (SP1) installed.

Restart information

You may have to restart the computer after you apply this hotfix if the affected files are being used. We recommend that you exit any instances of Visual Studio before you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

File information

The global version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.
File nameFile versionFile sizeDateTimePlatform
Microsoft.buildsteps.targetsNot applicable10,89610-Jul-201120:56Not applicable
Microsoft.cpp.propsNot applicable16,86218-Jan-201119:41Not applicable
Microsoft.cpp.win32.targetsNot applicable35,17710 -Jul-201120:56Not applicable
Microsoft.cppbuild.targetsNot applicable77,62018-Jan-201119:41Not applicable
Microsoft.cppcommon.targetsNot applicable49,97310-Jul-201120:56Not applicable

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Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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More Information

For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates

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Keywords: kbbug, kbsurveynew, kbexpertiseinter, kbautohotfix, kbhotfixserver, kbqfe, kb, kbfix

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Article Info
Article ID : 2566268
Revision : 1
Created on : 1/7/2017
Published on : 6/21/2014
Exists online : False
Views : 298