Hi Batazero,
Is this happening in one drawing or all your drawings?
If this post solved your issue please mark as solved and Kudos are always welcome 
Jo - Ann
Twitter: @JoAnn_Hogan
Revit Architecture Certified Professional / Revit Structure Certified Professional / AutoCAD Certified Professional
Jo - Ann
Twitter: @JoAnn_Hogan
Revit Architecture Certified Professional / Revit Structure Certified Professional / AutoCAD Certified Professional