/a-button>
                      <a-popover v-if="restartResult" :overlay-class-name="themeSwitcher.currentTheme">
                        <span slot="title">{{ i18n "pages.index.xrayErrorPopoverTitle" }}</span>
                        <template slot="content">
                          <span :style="{ maxWidth: '400px' }" v-for="line in restartResult.split('\n')">[[ line ]]</span>
                        </template>
                        <a-icon type="question-circle"></a-icon>
                      </a-