BadColor A value for a Colormap argument does not name a defined Colormap. BadCursor A value for a Cursor argument does not name a defined Cursor. The values do not exist for an InputOnly window. Some argument or pair of arguments has the correct type and range but fails to match in some other way required by the request. A value for a Pixmap argument does not name a defined Pixmap.
Some numeric value falls outside the range of values accepted by the request.
Unless a specific range is specified for an argument, the full range defined by the argument's type is accepted. Any argument defined as a set of alternatives can generate this error. BadWindow A value for a Window argument does not name a defined Window.