Applies to:  All products, release 7.x

Prerequisites for Installing DecisionTools Suite 7.x

1. Microsoft .NET Framework 4 Client Profile

• Included by default on Windows 7 and 10 with all updates.

• To check: Programs and Features → Turn Windows Features On or Off.

• If listed, enable or repair it if necessary using the Microsoft .NET Framework Repair Tool.

• If not listed, install from: Microsoft .NET Framework 4

• Any 4.x version of .NET with CLR 4 is sufficient.

2. Microsoft Visual C++ Redistributable Packages for Visual Studio 2013

• Install from: Visual C++ 2013 Redistributable

• 32-bit Windows: Install x86 version

• 64-bit Windows: Install both x86 and x64 versions

• Do not install the ARM version

3. Visual Basic 6 Runtime (end-user requirement)

• Needed by the software, not the installer

• Usually present in Windows; verify and update if necessary

4. Visual Basic for Applications (VBA)

• Installed with Microsoft Office

• Ensure it is present and enabled for DecisionTools Suite features

Optional Components

Microsoft Project

• Required only if you want to simulate .MPP files in @RISK Professional or Industrial editions

• Detected at run time; can be installed before or after DecisionTools Suite

Microsoft SQL

• Enables the @RISK Library feature in Professional and Industrial editions

• Detected at run time; can be installed before or after DecisionTools Suite

• Can use local or remote databases

Tip: For MSI or scripted installs, manually install .NET 4 Client Profile and Visual C++ Redistributable before running the installer.