Hmm...Why dont you try to git clone a new nutch and then use the nutch only
to see if you can crawl or not?

On Thu, Feb 19, 2015 at 10:09 PM, Nagarjun Pola <[email protected]> wrote:

> Hmm I don't think the crawler is being blocked of politeness because I am
> using the default Nutch configuration which is 1 request per second.
>
> And when I try to crawl with the sample URL by disabling Nutch plugin in
> the Nutch-site.xml I can retrieve some links.
>
> The problem seems to be in the selenium plugin. Though Firefox pops
> nothing is fetched.
>
> Best,
> Nagarjun Pola
>
>
> On Thu, Feb 19, 2015 at 10:05 PM, Jiaxin Ye <[email protected]> wrote:
>
>> Hi, my teammate is also suffering from this situation now and I
>> encountered this situation last night. But I am able to crawl now almost
>> without doing anything. The reason I may guess is that your crawler is
>> blocked by the website because not being polite. At least I believe that's
>> the reason why I got the same *Could not initialize class
>> org.apache.http.impl.conn.* last night. I don't how to solve it,
>> though..... Fortunate enough I think I am unbanned now, I guess? Hope it
>> helps......
>>
>> On Thu, Feb 19, 2015 at 9:44 PM, Nagarjun Pola <[email protected]> wrote:
>>
>>>  I get the following error when tried with selenium. Firefox pops up
>>> couple of times but fetches nothing.
>>>
>>> Can anyone help me on this issue?
>>>
>>> *-activeThreads=50, spinWaiting=49, fetchQueues.totalSize=1,
>>> fetchQueues.getQueueCount=1*
>>>
>>> ** queue: http://gcmd.gsfc.nasa.gov <http://gcmd.gsfc.nasa.gov>*
>>>
>>> *  maxThreads    = 1*
>>>
>>> *  inProgress    = 1*
>>>
>>> *  crawlDelay    = 5000*
>>>
>>> *  minCrawlDelay = 0*
>>>
>>> *  nextFetchTime = 1424410799976*
>>>
>>> *  now           = 1424410803146*
>>>
>>> *  0. http://gcmd.gsfc.nasa.gov/ <http://gcmd.gsfc.nasa.gov/>*
>>>
>>> *fetch of
>>> http://gcmd.gsfc.nasa.gov/KeywordSearch/Home.do?Portal=amd&MetadataType=0
>>> <http://gcmd.gsfc.nasa.gov/KeywordSearch/Home.do?Portal=amd&MetadataType=0>
>>> failed with: java.lang.NoClassDefFoundError: Could not initialize class
>>> org.apache.http.impl.conn.ManagedHttpClientConnectionFactory*
>>>
>>> *-activeThreads=50, spinWaiting=50, fetchQueues.totalSize=1,
>>> fetchQueues.getQueueCount=1*
>>>
>>> ** queue: http://gcmd.gsfc.nasa.gov <http://gcmd.gsfc.nasa.gov>*
>>>
>>> *  maxThreads    = 1*
>>>
>>> *  inProgress    = 0*
>>>
>>> *  crawlDelay    = 5000*
>>>
>>> *  minCrawlDelay = 0*
>>>
>>> *  nextFetchTime = 1424410808305*
>>>
>>> *  now           = 1424410804147*
>>>
>>
>>
>

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