
                        and has no other side effect than to set the error flag.
                    </p></dd><dt><span class="term"><code class="constant">GL_INVALID_OPERATION</code></span></dt><dd><p>
                        The specified operation is not allowed in the current state.
                        The offending command is ignored
                        and has no other side effect than to set the error flag.
                    </p></dd><dt><span class="term"><code class="constant">GL_STACK_O