我无法使用URL访问其中一个Web应用程序，但可以使用hostname：port进行访问。
我正在使用服务器：Apache / 2.2.15（Unix）。
httpd日志显示以下错误。
[Sun Jan 10 07:36:46 2016] [notice] child pid 12490 exit signal Segmentation fault (11)
[Sun Jan 10 07:36:46 2016] [notice] child pid 12491 exit signal Segmentation fault (11)
[Sun Jan 10 07:36:46 2016] [error] NSS_Initialize failed. Certificate database: /etc/httpd/alias.
[Sun Jan 10 07:36:46 2016] [error] SSL Library Error: -8038 SEC_ERROR_NOT_INITIALIZED
[Sun Jan 10 07:36:46 2016] [error] NSS_Initialize failed. Certificate database: /etc/httpd/alias.
[Sun Jan 10 07:36:46 2016] [error] SSL Library Error: -8038 SEC_ERROR_NOT_INITIALIZED
[Sun Jan 10 07:36:46 2016] [error] NSS_Initialize failed. Certificate database: /etc/httpd/alias.
[Sun Jan 10 07:36:46 2016] [error] SSL Library Error: -8038 SEC_ERROR_NOT_INITIALIZED
[Sun Jan 10 07:36:46 2016] [error] NSS_Initialize failed. Certificate database: /etc/httpd/alias.
[Sun Jan 10 07:36:46 2016] [error] SSL Library Error: -8038 SEC_ERROR_NOT_INITIALIZED
[Sun Jan 10 07:36:47 2016] [notice] child pid 12492 exit signal Segmentation fault (11)
[Sun Jan 10 07:36:47 2016] [notice] child pid 12493 exit signal Segmentation fault (11)
[Sun Jan 10 07:36:47 2016] [notice] child pid 12494 exit signal Segmentation fault (11)
[Sun Jan 10 07:36:47 2016] [notice] child pid 12495 exit signal Segmentation fault (11)
[Sun Jan 10 07:36:47 2016] [error] NSS_Initialize failed. Certificate database: /etc/httpd/alias.
[Sun Jan 10 07:36:47 2016] [error] SSL Library Error: -8038 SEC_ERROR_NOT_INITIALIZED
[Sun Jan 10 07:36:47 2016] [error] NSS_Initialize failed. Certificate database: /etc/httpd/alias.
[Sun Jan 10 07:36:47 2016] [error] SSL Library Error: -8038 SEC_ERROR_NOT_INITIALIZED
[Sun Jan 10 07:36:47 2016] [error] NSS_Initialize failed. Certificate database: /etc/httpd/alias.
[Sun Jan 10 07:36:47 2016] [error] SSL Library Error: -8038 SEC_ERROR_NOT_INITIALIZED
[Sun Jan 10 07:36:47 2016] [error] NSS_Initialize failed. Certificate database: /etc/httpd/alias.
[Sun Jan 10 07:36:47 2016] [error] SSL Library Error: -8038 SEC_ERROR_NOT_INITIALIZED
[Sun Jan 10 07:36:47 2016] [error] NSS_Initialize failed. Certificate database: /etc/httpd/alias.
[Sun Jan 10 07:36:47 2016] [error] SSL Library Error: -8038 SEC_ERROR_NOT_INITIALIZED
[Sun Jan 10 07:36:47 2016] [error] NSS_Initialize failed. Certificate database: /etc/httpd/alias.
[Sun Jan 10 07:36:47 2016] [error] SSL Library Error: -8038 SEC_ERROR_NOT_INITIALIZED
[Sun Jan 10 07:36:47 2016] [error] NSS_Initialize failed. Certificate database: /etc/httpd/alias.
[Sun Jan 10 07:36:47 2016] [error] SSL Library Error: -8038 SEC_ERROR_NOT_INITIALIZED
[Sun Jan 10 07:36:47 2016] [error] NSS_Initialize failed. Certificate database: /etc/httpd/alias.
[Sun Jan 10 07:36:47 2016] [error] SSL Library Error: -8038 SEC_ERROR_NOT_INITIALIZED
[Sun Jan 10 07:36:48 2016] [notice] child pid 12496 exit signal Segmentation fault (11)
[Sun Jan 10 07:36:48 2016] [notice] child pid 12497 exit signal Segmentation fault (11)