<p>A post ban is an automated ban (unlike an account suspension which is <a href="http://blog.stackoverflow.com/2009/04/a-day-in-the-penalty-box/">a manual temporary penalty</a>).</p>

<p>Possible error messages include: </p>

<blockquote>
  <p>Sorry, we are no longer accepting questions [answers] from this account.</p>
</blockquote>

<p>Visit the <a href="http://meta.stackexchange.com/questions/86997/what-can-i-do-when-getting-sorry-we-are-no-longer-accepting-questions-from-this">FAQ</a> for guidance about what to do in such situations.</p>

<p>See also:</p>

<ul>
<li><a href="http://meta.stackexchange.com/questions/84668/how-does-stack-overflow-attempt-to-prevent-low-quality-questions-and-answers">How does Stack Exchange attempt to prevent low-quality questions and answers?</a></li>
<li><a href="http://meta.stackexchange.com/help/asking-rate-limited">Why is the system asking me to wait a day or more before asking another question?</a></li>
<li><a href="http://meta.stats.stackexchange.com/questions/1479/how-to-ask-a-good-question-on-crossvalidated">How to ask a &quot;good&quot; question on CrossValidated?</a></li>
<li><a href="http://meta.stats.stackexchange.com/questions/1390/how-should-questions-be-answered-on-cross-validated">How should questions be answered on Cross Validated?</a></li>
</ul>

<p><sub>Reference: imported excerpt and adapted wiki from the <a href="http://meta.stackexchange.com/tags/post-ban/info">Meta Stack Exchange</a> site.</sub></p>
