<p dir="auto">I've set an alias to some location outside of the project</p>
<div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="    &quot;alias&quot;: {
        &quot;infamous&quot;: &quot;/home/trusktr/src/infamous+infamous&quot;
    }"><pre class="notranslate">    <span class="pl-s">"alias"</span>: <span class="pl-kos">{</span>
        <span class="pl-s">"infamous"</span>: <span class="pl-s">"/home/trusktr/src/infamous+infamous"</span>
    <span class="pl-kos">}</span></pre></div>
<p dir="auto">(it so happens to be an NPM package) which causes errors similar to <a class="issue-link js-issue-link" data-error-text="Failed to load title" data-id="125595301" data-permission-text="Title is private" data-url="https://github.com/webpack/webpack/issues/1866" data-hovercard-type="issue" data-hovercard-url="/webpack/webpack/issues/1866/hovercard" href="https://github.com/webpack/webpack/issues/1866">#1866</a>.</p>
<div class="snippet-clipboard-content notranslate position-relative overflow-auto" data-snippet-clipboard-copy-content="   Module build failed: ReferenceError: Unknown plugin &quot;transform-es2015-arrow-functions&quot; specified in &quot;base&quot; at 0, attempted to resolve relative to &quot;/home/trusktr/src/infamous+infamous&quot;
   at /home/trusktr/src/trusktr+portfolio/.meteor/local/rocket-module/platform-builds/web.browser/node_modules/babel-core/lib/transformation/file/options/option-manager.js:193:17"><pre class="notranslate"><code class="notranslate">   Module build failed: ReferenceError: Unknown plugin "transform-es2015-arrow-functions" specified in "base" at 0, attempted to resolve relative to "/home/trusktr/src/infamous+infamous"
   at /home/trusktr/src/trusktr+portfolio/.meteor/local/rocket-module/platform-builds/web.browser/node_modules/babel-core/lib/transformation/file/options/option-manager.js:193:17
</code></pre></div>
<p dir="auto">This time I've included the whole output (don't know why I didn't last time). Is</p>
<div class="snippet-clipboard-content notranslate position-relative overflow-auto" data-snippet-clipboard-copy-content="babel-core/lib/transformation/file/options/option-manager.js:193:17"><pre class="notranslate"><code class="notranslate">babel-core/lib/transformation/file/options/option-manager.js:193:17
</code></pre></div>
<p dir="auto">provide any clue?</p>
<p dir="auto">This might be a dupe of <a class="issue-link js-issue-link" data-error-text="Failed to load title" data-id="125595301" data-permission-text="Title is private" data-url="https://github.com/webpack/webpack/issues/1866" data-hovercard-type="issue" data-hovercard-url="/webpack/webpack/issues/1866/hovercard" href="https://github.com/webpack/webpack/issues/1866">#1866</a>.</p>
<p dir="auto">I've linked a package that is outside of the project by first running <code class="notranslate">npm link</code> in the outside package, then <code class="notranslate">npm link name-of-package</code> inside the project.</p>
<p dir="auto">I am now getting this error:</p>
<div class="snippet-clipboard-content notranslate position-relative overflow-auto" data-snippet-clipboard-copy-content="Module build failed: ReferenceError: Unknown plugin &quot;transform-es2015-arrow-functions&quot; specified in &quot;base&quot; at 0, attempted to resolve relative to &quot;/path/to/location/far/away/from/project/name-of-package&quot;"><pre class="notranslate"><code class="notranslate">Module build failed: ReferenceError: Unknown plugin "transform-es2015-arrow-functions" specified in "base" at 0, attempted to resolve relative to "/path/to/location/far/away/from/project/name-of-package"
</code></pre></div>
<p dir="auto">Of course there's no babel plugin there.</p>