Problem Fetching with Selenium Installed

[Nagarjun Pola]

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*