crystal report not displaying after deployment localhost

1. If the above directory are not found, then go to  C:\Program files(X86)  -> Sap Business Objects -> Crystal Reports for Net Framework 4.0 -> Common ->Crystal reports 2011 -> crystalreportviewers

2. Copy the entire crystalreportviewers folder.

3. Copy it to the folder mentioned above.

while copying, rename the folder to crystalreportviewers13. 

If the folder does not exist, then create the folder manually.

These steps will ensure that reports are rendered correctly in your development or Production servers.