X++ Development configuration key (SysDevelopmentXPP) [AX 2012]

Updated: September 9, 2011

Applies To: Microsoft Dynamics AX 2012 R3, Microsoft Dynamics AX 2012 R2, Microsoft Dynamics AX 2012 Feature Pack, Microsoft Dynamics AX 2012

The X++ development configuration key controls access to all the classes in Microsoft Dynamics AX, and the development code for the CUS layer. Access to the CUS layer means that objects in both the CUS and USR layers can be modified.

The key also controls the code profiler tool and access to the version control system.

You cannot enable or disable this key in the License configuration form.

The following forms are available when the configuration key is enabled.


For more information

AIF Document Service Wizard

AIF Document Service Wizard

Call tree

Call Tree Form

Class Wizard

Class Wizard

Code profiler

Code Profiler

COM Class Wrapper Wizard

COM Class Wrapper Wizard

Create document service

AIF Document Service Wizard

Date on which employee employed on a contract basis enters into an earnings-related pension scheme


Line total

Line Total Form

Method total

Method Total Form

Object total

Object Total Form

Profile lines

Profile Lines Form

Profiler runs

Profiler Runs Form


Generate Proxies Form


Setup Form for the Code Profiler

Tracing cockpit

Tracing Cockpit Form


Traverse Form

Update document service

Update Document Service Form

Wizard Wizard

Wizard Wizard

The following table provides information about how this configuration key relates to other configuration keys and license codes.



License code

X++ source code

Parent key


Child keys

Test Framework configuration key (SysTest)


The configuration keys listed here may have additional child configuration keys. Click the link for more information about a configuration key.

For more information about how license codes and configuration keys work together, see About license codes and configuration keys.

Announcements: To see known issues and recent fixes, use Issue search in Microsoft Dynamics Lifecycle Services (LCS).