Could not load file or assembly 'log4net, Version=1.2.10.0, Culture=neutral, PublicKeyToken=692fbea5521e1304'

crystal-reports-2010
Kulmi Rajmal picture Kulmi Rajmal · Jun 25, 2013 · Viewed 108.4k times · Source

I'm using vs2010 and crystal report version 13.0.2000.0 ,system 64bit crystal report runtime 64bit. my application is running fine on development machine but when i'm deploying on server getting this error

Could not load file or assembly 'log4net, Version=1.2.10.0, Culture=neutral, PublicKeyToken=692fbea5521e1304' or one of its dependencies. The system cannot find the file specified.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.IO.FileNotFoundException: Could not load file or assembly 'log4net, Version=1.2.10.0, Culture=neutral, PublicKeyToken=692fbea5521e1304' or one of its dependencies. The system cannot find the file specified.

Source of error:

CR:CrystalReportViewer ID="CrystalRportViewrRegistration" runat="server" AutoDataBind="true"

and I have checked GAC assembly I didn't find log4net.dll and even in my system I have search all and tried various things like changing runtime version and uploading lo4net dll from apache but no luck.

Answer

Ndimby picture Ndimby · Feb 14, 2014

To configure IIS to run 32-bit applications you must follow these steps:

Open IIS
Go to current server – > Application Pools
Select the application pool your 32-bit application will run under
Click Advanced setting or Application Pool Default
Set Enable 32-bit Applications to True

If this option is not available to you, follow these next steps:

Go to %windir%\system32\inetsrv\
Execute the appcmd.exe tool:

Related questions

The type initializer for 'CrystalDecisions.CrystalReports.Engine.ReportDocument' threw an exception

I am deploying a desktop application to my clients that uses the Crystal Reports API to display and print forms. I am building my installer using InstallShield 2012. I have also included the .NET 4.0 Framework along with all of the Crystal …

Read More
Crystal Reports Exception: The maximum report processing jobs limit configured by your system administrator has been reached

I'm facing a very buggy issue, in ASP.NET application after viewing the same report many times simultaneously I got this exception: The maximum report processing jobs limit configured by your system administrator has been reached. Wait I know there …

Read More
crystal report field explorer not showing newly added field

I have created a crystal report with datasets(xsd) , it is working fine. Then i added a new field in xsd and when i open the field explorer it do not show that field, i added source again through database …

Read More