<div style="color: #ff0505; flex: 1 1 0%; font-size: 12px; font-variant-numeric: normal; font-variant-east-asian: normal; white-space: pre-wrap;">
<ol tabindex="0" role="tree" style="color: #000000; font-variant-numeric: normal; font-variant-east-asian: normal; margin: 0px; padding: 0px; white-space: normal;" aria-label="콘솔 메시지">
<li tabindex="-1" role="treeitem" style="background-color: #fff0f0; border-bottom-color: #ededed; border-bottom-style: solid; border-bottom-width: 1px; color: #ff0505; display: flex; list-style-type: none; -ms-user-select: text; word-break: break-all; padding: 4px 6px 4px 6px;" data-css-9l5svo="">
<div style="flex-basis: 0%; flex-grow: 1; flex-shrink: 1; white-space: pre-wrap;">SCRIPT1002: SCRIPT1002: Syntax error</div>
<a href="http://127.0.0.1:8000/static/blog/_assets/js/popper.min.js" target="_blank" rel="noopener noreferrer">popper.min.js (8,1)</a></li>
<li tabindex="-1" role="treeitem" style="background-color: rgba(191, 205, 219, 0.25); border-bottom-color: #ededed; border-bottom-style: solid; border-bottom-width: 1px; color: #ff0505; display: flex; list-style-type: none; -ms-user-select: text; word-break: break-all; padding: 4px 6px 4px 6px;" data-css-qi33zw=""><svg xmlns="http://www.w3.org/2000/svg" style="color: #ea3941; margin-right: 4px;" fill="currentColor" viewbox="0 0 448 448" focusable="false" width="14" height="14"><path d="M 208 32 c -114.687 0 -208 93.313 -208 208 s 93.313 208 208 208 s 208 -93.313 208 -208 s -93.312 -208 -208 -208 Z m 120.969 295.031 l -33.938 33.938 l -87.031 -87.031 l -87.031 87.031 l -33.938 -33.938 l 87.032 -87.031 l -87.031 -87.031 l 33.938 -33.938 l 87.03 87.032 l 87.031 -87.031 l 33.938 33.938 l -87.031 87.03 l 87.031 87.031 Z"></path></svg>
<div style="flex-basis: 0%; flex-grow: 1; flex-shrink: 1; white-space: pre-wrap;">SCRIPT438: SCRIPT438: Object doesn't support property or method 'popover'</div>
<a href="http://127.0.0.1:8000/static/blog/_assets/js/custom.js" target="_blank" rel="noopener noreferrer">custom.js (14,5)</a></li>
</ol>
<div style="box-sizing: border-box; color: #000000; display: flex; font-variant-numeric: normal; font-variant-east-asian: normal; padding: 4px; white-space: normal;">
<div role="presentation" aria-hidden="true" style="color: #0000cd;"><svg xmlns="http://www.w3.org/2000/svg" style="display: block;" fill="currentColor" viewbox="0 0 448 448" focusable="false" width="16" height="16"><path d="M 183.314 339.313 l -22.628 -22.627 l 92.686 -92.686 l -92.686 -92.686 l 22.628 -22.628 l 115.313 115.314 l -115.313 115.313 Z"></path></svg></div>
<div style="height: 16px; width: 871px;" data-keybinding-context="1" data-mode-id="javascript">
<div class="monaco-editor edge vs f12-theme" style="background-attachment: scroll; background-clip: border-box; background-color: #fffffe; background-image: none; background-origin: padding-box; background-position-x: 0%; background-position-y: 0%; background-repeat: repeat; background-size: auto; color: #333333; font-family: -apple-system,BlinkMacSystemFont,Segoe WPC,Segoe UI,HelveticaNeue-Light,Ubuntu,Droid Sans,sans-serif; font-feature-settings: &amp;quot; liga&amp;quot; 0, &amp;quot;calt&amp;quot; 0; height: 16px; -ms-high-contrast-adjust: none; -ms-text-size-adjust: auto; overflow: visible; position: relative; width: 871px;">
<div class="overflow-guard" style="height: 16px; overflow: hidden; position: relative; width: 871px;" data-mprt="3">
<div class="margin monaco-editor-background" role="presentation" aria-hidden="true" style="background-attachment: scroll; background-clip: border-box; background-image: none; background-origin: padding-box; background-position: 0% 0%; background-repeat: repeat; background-size: auto; height: 16px; position: absolute; top: 0px; transform: matrix(1, 0, 0, 1, 0, 0); width: 0px;" data-transform="translate3d(0px, 0px, 0px)">
<div class="glyph-margin" style="background-attachment: scroll; background-clip: border-box; background-color: #ffffff; background-image: none; background-origin: padding-box; background-position-x: 0%; background-position-y: 0%; background-repeat: repeat; background-size: auto; height: 16px; left: 0px; position: absolute; top: 0px; width: 0px;"></div>
<div class="margin-view-zones" role="presentation" aria-hidden="true" style="position: absolute;"></div>
<div class="margin-view-overlays" role="presentation" aria-hidden="true" style="height: 16px; line-height: 16px; position: absolute; width: 0px;">
<div style="height: 16px; position: absolute; top: 0px; width: 0px;" linenumber="1"></div>
</div>
</div>
<div class="monaco-scrollable-element editor-scrollable vs f12-theme" role="presentation" style="height: 16px; left: 0px; overflow: hidden; position: absolute; width: 871px;" data-mprt="5">
<div class="lines-content monaco-editor-background" style="background-attachment: scroll; background-clip: border-box; background-image: none; background-origin: padding-box; background-position: 0% 0%; background-repeat: repeat; background-size: auto; height: 1e+06px; left: 0px; overflow: hidden; position: absolute; top: 0px; touch-action: none; transform: matrix(1, 0, 0, 1, 0, 0); width: 1e+06px;" data-transform="translate3d(0px, 0px, 0px)">
<div class="view-overlays" role="presentation" aria-hidden="true" style="height: 0px; position: absolute; top: 0px; width: 871px;">
<div style="height: 16px; position: absolute; top: 0px; width: 871px;" linenumber="1"></div>
</div>
<div class="view-rulers" style="background: none 0% 0% / auto repeat scroll padding-box border-box transparent; overflow: visible; position: static;"></div>
<div class="view-zones" role="presentation" aria-hidden="true" style="position: absolute;"></div>
<div class="view-lines" role="presentation" aria-hidden="true" style="cursor: text; height: 16px; line-height: 16px; position: absolute; white-space: nowrap; width: 871px;" data-mprt="7">
<div class="view-line" style="height: 16px; -ms-user-select: text; position: absolute; top: 0px; width: 871px;" linenumber="1"><span style="cursor: text;">&nbsp;</span></div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>

<p>임헌각님이 잘못 한 것이 아니라 popper.min.js와 custom.js에 약간 문제가 있는것 같습니다. 우리가 만든 소스코드가 아니고, 우리 강좌 내용과는 큰 문제가 없으므로 그냥 무시해도 좋을 것 같습니다.&nbsp;</p>

인프런 커뮤니티 질문&답변

콘솔장에 이런 오류가 뜨는데요 왜 그럴까요?