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Ubuntu 11.04, NB Dev build 20111004-7d11b9673692 Moving up/down by keys in explorer project view is painfully slow typically the selection bar first jumps two or three lines within the first second then it disappears completely and then after about three seconds it suddenly appears some 20 nodes above (when moving up) and then it keeps moving about 2-3 nodes per second. Sometimes the attached logging message appears several times.
Created attachment 111457 [details] Logging message
Created attachment 111458 [details] Snapshot of slow selection
The same problem. No additionally opened any other tabs (e.g. Navigation). Also, slow movements are on tiny projects (e.i does not depends on project size). This issue appeared in 7.1-dev (checked the same project on 7.0.1 works perfectly).
(In reply to comment #3) Forgot to mention my environment - Fedora 14, (cd2-2.5Gz-4GB) / NB 7.1-BETA
*** This bug has been marked as a duplicate of bug 202567 ***