**System Information**
Windows 8.1, Intel i7 4720-HQ, NVidia GTX 970M
**Blender Version**
Broken: 2.76b f337fea
**Short description of error**
"X Location" modifier name in F-Curve window disappear, so the buttons "F-Curve modifiers are disabled", "Does F-Curve contribute to result" and "F-Curve is visible in Graph Editor for editing" don't appear. The rest of modifier names appear just like they're supposed to.
**Exact steps for others to reproduce the error**
I couldn't reproduce the bug nor can I remember what exact steps brought me there
{F306641}