bad argument in call to crypto:aes_cfb_128_crypt
<p>This is the code snippet at line 461 which is giving badarg error ,please help me solve this error guys.</p>

<pre><code>ejabberd_odbc:escape(base64:encode(crypto:aes_cfb_128_encrypt(&lt;&lt;"abcdefghabcdefgh"&gt;&gt;, &lt;&lt;"12345678abcdefgh"&gt;&gt;, xml:element_to_binary(NewPacket)))),
</code></pre>

<p><strong>Log:</strong></p>

<p>bad argument in call to crypto:aes_cfb_128_crypt(&lt;&lt;"abcdefghabcdefgh">>, &lt;&lt;"12345678abcdefgh">>, &lt;&lt;">, true) in mod_offline:'-store_offline_msg/6-fun-2-'/2 line 225</p>