[TYPO3-Solr] typo3 4.6 solr extension problem

[Константин k]

Hi, I've just installed tomcat6+solr and added solr extension in my typo3
installation. localhost:8080/solr work's correct but there is no index in
solr yet. Now I use solr typo3 extension, but it doesn't work for me:
devlog:
exception while querying solr    class.tx_solr_search.php, line 103

1: exception 't3lib_error_Exception' with message 'PHP Catchable Fatal
Error: Argument 2 passed to tx_solr_pi_results::processResponse() must be an
instance of Apache_Solr_Response, null given, called in
/var/www/typo3conf/ext/solr/pi_results/class.tx_solr_pi_results.php on line
107 and defined in
/var/www/typo3conf/ext/solr/pi_results/class.tx_solr_pi_results.php line
117' in /var/www/t3lib/error/class.t3lib_error_errorhandler.php:106 Stack
trace: #0
/var/www/typo3conf/ext/solr/pi_results/class.tx_solr_pi_results.php(117):
t3lib_error_ErrorHandler->handleError(4096, 'Argument 2 pass...',
'/var/www/typo3c...', 117, Array) #1
/var/www/typo3conf/ext/solr/pi_results/class.tx_solr_pi_results.php(107):
tx_solr_pi_results->processResponse(Object(tx_solr_Query), NULL) #2
/var/www/typo3conf/ext/solr/pi_results/class.tx_solr_pi_results.php(74):
tx_solr_pi_results->search() #3
/var/www/typo3conf/ext/solr/classes/pluginbase/class.tx_solr_pluginbase_pluginbase.php(80):
tx_solr_pi_results->performAction() #4 [internal function]:
tx_solr_pluginbase_PluginBase->main('', Array) #5
/var/www/typo3/sysext/cms/tslib/class.tslib_content.php(6352):
call_user_func_array(Array, Array) #6
/var/www/typo3/sysext/cms/tslib/content/class.tslib_content_user.php(51):
tslib_cObj->callUserFunction('tx_solr_pi_resu...', Array, '') #7
/var/www/typo3/sysext/cms/tslib/class.tslib_content.php(922):
tslib_content_User->render(Array) #8
/var/www/typo3/sysext/cms/tslib/class.tslib_fe.php(3267):
tslib_cObj->USER(Array) #9
/var/www/typo3/sysext/cms/tslib/class.tslib_fe.php(3206):
tslib_fe->INTincScript_process(Array) #10
/var/www/typo3/sysext/cms/tslib/index_ts.php(465): tslib_fe->INTincScript()
#11 /var/www/index.php(84): require('/var/www/typo3/...') #12 {main}
 class.tx_solr_pluginbase_pluginbase.php, line 96

anyone can tell what's the problem?

Best regards, Konstantin Pinaev