Did you try to specify the last parameter with fullpath, e.g.

c:\myProject\MyClasses\myClasslib.vcx

Also does the form and the class belong to the same library?

Which class (base class) do you try to instantiate?

>Hello,
>
>I run into a problem instantiating a class from a specific library.
>
>the code is:
>

>*Method: DoInstantiateObj()
>THIS.NEWOBJECT("MyObject","MyClass","MyLibrary")
>

>
>If I run this code from within the form object, the program hangs:
>

>THIS.DoInstantiateobj()
>

>
>However, if I run the code from another place, like the commandline, it does not hang:
>

>loForm.DoInstantiateObj()
>

>
>Also, if I copy the library to another library, it seems to work:
>

>*Method: DoInstantiateObj()
>THIS.NEWOBJECT("MyObject","MyClass","MyLibrary2")
>

>
>What is going on?