I own a ASP.NET web project with framework 4.5. Is installed and implemented an SAP report for VS2012 Crystal Reports Developer.
Making in Local report, it works correct
Solved.... 100 % 'll work. Follow the below two steps:
1.Update Application Folder.
"C:\inetpub\wwwroot\aspnet_client\system_web\4_0_30319\crystalreportviewers13" into your application root folder asp below snapshot.