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<oembed><type>rich</type><version>1.0</version><provider_name>phorkie</provider_name><provider_url>https://p.cweiske.de/</provider_url><title>converse.js: HTTP file upload failed</title><author_name>Christian Weiske</author_name><cache_age>86400</cache_age><width>900</width><height>900</height><html>&lt;!-- embedding all files of https://p.cweiske.de/568 --&gt;
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&lt;blockquote&gt;
&lt;p&gt;Refused to connect to '&lt;a class="reference external" href="https://cweiske.de:5444/asdf/asdf/6x6.png"&gt;https://cweiske.de:5444/asdf/asdf/6x6.png&lt;/a&gt;' because it violates the following Content Security Policy directive: &amp;quot;connect-src 'self' conversejs.org&amp;quot;.&lt;/p&gt;
&lt;p&gt;uploadFile &amp;#64; converse.min.js:47274&lt;/p&gt;
&lt;/blockquote&gt;
&lt;p&gt;This is a configuration problem on the server hosting conversejs. It needs to allow PUT to other servers in its CSP.&lt;/p&gt;
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&lt;blockquote&gt;
Failed to load &lt;a class="reference external" href="https://cweiske.de:5444/ab/cd/ganzhoch.jpg"&gt;https://cweiske.de:5444/ab/cd/ganzhoch.jpg&lt;/a&gt;:
Response to preflight request doesn't pass access control check:
No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin '&lt;a class="reference external" href="https://conversejs.org"&gt;https://conversejs.org&lt;/a&gt;' is therefore not allowed access.&lt;/blockquote&gt;
&lt;p&gt;Add &lt;tt class="docutils literal"&gt;&lt;span class="pre"&gt;&amp;quot;Access-Control-Allow-Origin&amp;quot;:&lt;/span&gt; &amp;quot;*&amp;quot;&lt;/tt&gt;&lt;/p&gt;
&lt;blockquote&gt;
Failed to load &lt;a class="reference external" href="https://cweiske.de:5444/ab/cd/der_hufnagel.jpg"&gt;https://cweiske.de:5444/ab/cd/der_hufnagel.jpg&lt;/a&gt;:
Method PUT is not allowed by Access-Control-Allow-Methods in preflight response.&lt;/blockquote&gt;
&lt;p&gt;Add &lt;tt class="docutils literal"&gt;&lt;span class="pre"&gt;&amp;quot;Access-Control-Allow-Methods&amp;quot;:&lt;/span&gt; &amp;quot;PUT&amp;quot;&lt;/tt&gt;&lt;/p&gt;
&lt;blockquote&gt;
Failed to load &lt;a class="reference external" href="https://cweiske.de:5444/ab/cd/fuchs.jpg"&gt;https://cweiske.de:5444/ab/cd/fuchs.jpg&lt;/a&gt;:
Request header field Content-type is not allowed by Access-Control-Allow-Headers in preflight response.&lt;/blockquote&gt;
&lt;p&gt;Add &lt;tt class="docutils literal"&gt;&lt;span class="pre"&gt;&amp;quot;Access-Control-Allow-Headers&amp;quot;:&lt;/span&gt; &lt;span class="pre"&gt;&amp;quot;content-type&amp;quot;&lt;/span&gt;&lt;/tt&gt;&lt;/p&gt;
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&lt;/pre&gt;&lt;/td&gt;&lt;td class="de1"&gt;&lt;pre class="de1"&gt;&amp;#160; mod_http_upload:&#13;
&amp;#160; &amp;#160; custom_headers:&#13;
&amp;#160; &amp;#160; &amp;#160; &amp;quot;Access-Control-Allow-Origin&amp;quot;: &amp;quot;*&amp;quot;&#13;
&amp;#160; &amp;#160; &amp;#160; &amp;quot;Access-Control-Allow-Methods&amp;quot;: &amp;quot;PUT&amp;quot;&#13;
&amp;#160; &amp;#160; &amp;#160; &amp;quot;Access-Control-Allow-Headers&amp;quot;: &amp;quot;content-type&amp;quot;&#13;
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