Found it.....I've just had a new Dell laptop and it comes with a graphics driver that has shortcut keys mapped to change the display settings. The ctrlaltup/down were being trapped by the graphics driver - turn them off and I am a happy find usages keyboard navigator again. :)
+1 :(
"sean kearon" <no_reply@jetbrains.com> wrote in message
news:30675718.1149428136263.JavaMail.itn@is.intellij.net...
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Found it.....I've just had a new Dell laptop and it comes with a graphics driver that has shortcut keys mapped to change the display settings. The ctrlaltup/down were being trapped by the graphics driver - turn them off and I am a happy find usages keyboard navigator again. :)