WARNING #7009 Multiple invocations to ShowDialog in Forms with ActiveX Controls might throw runtime exceptions

Modernization, automated.

GAPVelocity AI Studio helps you move from outdated tech stacks to the latest desktop, web, and cloud platforms—smarter, faster, and with less risk.

Choose a platform to see migration options:

Source Technologies:

VB6 and VB.NET

Modernize VB to C#/.NET

Modernize C# to Web with Blazor

WebForms

Modernize ASP.NET WebForms to Blazor

MS Access

Modernize MS Access to Blazor

PowerBuilder

Modernize PowerBuilder to Blazor

Clarion

Modernize Clarion to C#/.NET

Description

This EWI is not caused by a compilation error, but may cause a runtime exception. The objective of this warning is to advice you to verify that the application is not having runtime issues when the ShowDialog method is called constantly, on a form that contains .NET third-party components or controls used through COM Interop.

Migrate From

Migrate To

Our Methodology

Modernization, automated.

Source Technologies:

Other Technologies

Modernization, automated.

Target Technologies:

Other Targets

Our Methodology

Technology Services

Transformation Services

Not Sure Where to Start?

Migrate From

Migrate To

Our Methodology

Modernization, automated.

Source Technologies:

Modernization, automated.

Target Technologies:

Other Targets

Our Methodology

VB to .NET

WARNING #7009

Multiples invocations to ShowDialog in Forms with ActiveX Controls might throw runtime exceptions

Description

Recommendations