These articles have quotations from film adaptations of J.R.R. Tolkien's novel The Lord of the Rings and related works: 1  The Lord of the Rings.  J.R.R. Tolkien's The Lord of the Rings (1978)
This causes a twisting on the tibia and changes its relationship to your kneecap. This can cause tracking problems as well. If your quadriceps or hamstring muscles are too tight, they also will affect the mechanics of the knee and lead to compensation patterns that cause pain.
Causes for following error. 1  Mechanical porblems that are causing a load on the axis. Either bearings, axis brake, lubrication, counterballance weight ect. 2  Old or aging drives can also be the cause. Troubleshooting following errors. Many of the newer controls have a diagnostic in which you can look at that shows the physical following error when the axis is moving. Try jogging at various speeds and view the following error. Notice there is a jump when the axis first starts-this is common.