Hi I have the same problem by the fix do not work for me.
i have tried to change to this
and insted of 25 i have tried 20, 26
and insted of 28 i have tried 27, 25
from note pad:
<Addin Type="Standard">
<ClassId>{90f6009a-a2ed-400f-9cbd-cee55ad30d23}</ClassId>
<ClientId>{90f6009a-a2ed-400f-9cbd-cee55ad30d23}</ClientId>
<DisplayName>coolOrange-ThreadModeler</DisplayName>
<Description>coolOrange Inventor ThreadModeler plug-in</Description>
<Assembly>ThreadModeler.dll</Assembly>
<LoadOnStartUp>1</LoadOnStartUp>
<UserUnloadable>1</UserUnloadable>
<Hidden>0</Hidden>
<SupportedSoftwareVersionGreaterThan>25..</SupportedSoftwareVersionGreaterThan>
<SupportedSoftwareVersionLessThan>28..</SupportedSoftwareVersionLessThan>
<DataVersion>1</DataVersion>
<UserInterfaceVersion>1</UserInterfaceVersion>
<LoadBehavior>0</LoadBehavior>
</Addin>
hope someone can help thanks
Daniel