[Lazarus] Lazarus fails to start with "TWinControl.CreateWnd: The nogui widgetset does not support visual controls."

[Vincent Snijders]

2011/1/19 Mattias Gaertner <nc-gaertnma at netcologne.de>:
>> Are there some steps the additional steps required in the Build All that I
>> may have missed?
>
> You have to choose the nogui widgetset in the project's compiler
> options and of course you must not use any unit that uses the gtk.

Build all builds also the IDE with the nogui widgetset, that is not
what you want and what is supported, the IDE needs a GUI. Building
just the LCL with nogui is good and then you can try to compile your
project.