Exceptions

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Exception	Condition
`RayaNavAlreadyNavigating`	Robot is already navigating.
`RayaNavNotMapping`	Robot is not in mapping mode.
`RayaNavLocationAlreadyExist`	The requested location already exists.
`RayaNavErrorReadingYaml`	An error occurred reading a yaml file.
`RayaNavErrorWritingYaml`	An error occurred writting a yaml file.
`RayaNavLocationNotFound`	The requested location does not exist.
`RayaNavLocationsNotFound`	No location found.
`RayaNavAlreadyNavigating`	The robot is already browsing.
`RayaNavNoMapLoaded`	No map is loaded.
`RayaNavSortedPointsEmpty`	The list of sorted points is empty.
`RayaNavZoneAlreadyExist`	The zone name already exists.
`RayaNavErrorSavingZone`	Error saving zone.
`RayaNavZoneIsNotPolygon`	The requested area is not a polygon.
`RayaNavNotValidPointFound`	There are no valid points to navigate to.
`RayaUnableToFollowPath`	An obstacle found, the path cannot be followed.
`RayaUnableToComputePath`	No path to goal found.
`RayaNavNoDataFromMapTopic`	Map information is not received.
`RayaNavUnableToChangeMap`	Error changing map.
`RayaNavInvalidGoal`	Invalid goal coordinate.
`RayaNavBadImageSize`	The size of the new image is different from the original.
`RayaNavMappingDisabled`	Mapping mode is disabled.
`RayaNavUnableToEnableCamera`	Error enabling camera.
`RayaNavFileNotFound`	The requested file was not found.
`RayaNavWrongFileFormat`	File with invalid format.

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