SAP Crystal Reports runtime engine for .NET Framework is required to display Crystal Reports at the end of the model run. In past versions of Arena, Crystal reports was automatically installed during the Arena installation process. That is no longer the case. It is now a separate step in installing Arena 16.1. Install Arena by selecting the MediaImage folder > autorun.exe.
Select Install Arena
Crystal Reports Installation
After the installation is complete, select the MediaImage folder > Redist folder > Crystal folder and double click on the .msi program.
Check Control Panel > Programs and Features to verify that the following programs were installed.
Microsoft Access database engine
SAP Crystal Reports runtime engine for .NET Framework