Hey, I have a problem to add a global workflow from comala workflows to a space.
If I press the buttom "Add worfklow" in a space only a white window appears. 
If I look into the frame source code you can see this:

As you can see there are two links and if you click on it a new tab opens and you'll see this:

Has anyone ever had this problem?
System Versions:
Comala Workflows 5.9.0
Confluence 6.11.2