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07.08.2008 at 02:29AM PDT, ID: 23545916 | Points: 500
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Firefox is allways making two independent HTTP requests at a time. Why?

Asked by DarthSonic in Firefox Web Browser, Active Server Pages (ASP), Microsoft IIS Web Server

Tags: IIS, Firefox, ASP

Take a look at this IIS log:

2008-07-08 09:11:32 192.168.0.41 - W3SVC1 TESTWEB_NEU 192.168.0.41 443 GET /cart.asp - 200 0 66173 810 125 HTTP/1.1 192.168.0.41 Mozilla/5.0+(Windows;+U;+Windows+NT+5.1;+de;+rv:1.9)+Gecko/2008052906+Firefox/3.0 Cart=DeliveryCountry=ES&Payment=%2D1&Country=DE&Shipment=%2D1;+User=Fullname=Sven+Moderow&Lastname=Moderow&Firstname=Sven&Alias=Darth+Sonic&DefaultLanguage=deutsch&ProfileID=157;+ASPSESSIONIDCCTRADQS=OOBBFPOANKELGMCAFGENGECN;+ASPSESSIONIDCARSBBQT=OGKHDHJBNHBBOOIIHMKKPDBF;+ASPSESSIONIDAASTABQT=DKMNIHJBAKGKPCPBGOLEFAJH https://192.168.0.41/default.asp?js=1&clientHeight=832&clientWidth=1280
2008-07-08 09:11:32 192.168.0.41 - W3SVC1 TESTWEB_NEU 192.168.0.41 443 GET /cart.asp - 200 0 66026 738 140 HTTP/1.1 192.168.0.41 Mozilla/5.0+(Windows;+U;+Windows+NT+5.1;+de;+rv:1.9)+Gecko/2008052906+Firefox/3.0 Cart=DeliveryCountry=ES&Payment=%2D1&Country=DE&Shipment=%2D1;+User=Fullname=Sven+Moderow&Lastname=Moderow&Firstname=Sven&Alias=Darth+Sonic&DefaultLanguage=deutsch&ProfileID=157;+ASPSESSIONIDCCTRADQS=OOBBFPOANKELGMCAFGENGECN;+ASPSESSIONIDCARSBBQT=OGKHDHJBNHBBOOIIHMKKPDBF;+ASPSESSIONIDAASTABQT=DKMNIHJBAKGKPCPBGOLEFAJH https://192.168.0.41/cart.asp

2008-07-08 09:11:37 192.168.0.41 - W3SVC1 TESTWEB_NEU 192.168.0.41 443 GET /cart_optimize.asp - 200 0 60711 777 3031 HTTP/1.1 192.168.0.41 Mozilla/5.0+(Windows;+U;+Windows+NT+5.1;+de;+rv:1.9)+Gecko/2008052906+Firefox/3.0 Cart=DeliveryCountry=ES&Payment=%2D1&Country=DE&Shipment=%2D1;+User=Fullname=Sven+Moderow&Lastname=Moderow&Firstname=Sven&Alias=Darth+Sonic&DefaultLanguage=deutsch&ProfileID=157;+ASPSESSIONIDCCTRADQS=OOBBFPOANKELGMCAFGENGECN;+ASPSESSIONIDCARSBBQT=OGKHDHJBNHBBOOIIHMKKPDBF;+ASPSESSIONIDAASTABQT=DKMNIHJBAKGKPCPBGOLEFAJH https://192.168.0.41/cart.asp
2008-07-08 09:11:37 192.168.0.41 - W3SVC1 TESTWEB_NEU 192.168.0.41 443 GET /cart_optimize.asp - 200 0 31222 756 141 HTTP/1.1 192.168.0.41 Mozilla/5.0+(Windows;+U;+Windows+NT+5.1;+de;+rv:1.9)+Gecko/2008052906+Firefox/3.0 Cart=DeliveryCountry=ES&Payment=%2D1&Country=DE&Shipment=%2D1;+User=Fullname=Sven+Moderow&Lastname=Moderow&Firstname=Sven&Alias=Darth+Sonic&DefaultLanguage=deutsch&ProfileID=157;+ASPSESSIONIDCCTRADQS=OOBBFPOANKELGMCAFGENGECN;+ASPSESSIONIDCARSBBQT=OGKHDHJBNHBBOOIIHMKKPDBF;+ASPSESSIONIDAASTABQT=DKMNIHJBAKGKPCPBGOLEFAJH https://192.168.0.41/cart_optimize.asp

2008-07-08 09:11:38 192.168.0.41 - W3SVC1 TESTWEB_NEU 192.168.0.41 443 GET /cart.asp language=deutsch 200 0 67505 794 141 HTTP/1.1 192.168.0.41 Mozilla/5.0+(Windows;+U;+Windows+NT+5.1;+de;+rv:1.9)+Gecko/2008052906+Firefox/3.0 Cart=DeliveryCountry=ES&Payment=%2D1&Country=DE&Shipment=%2D1;+User=Fullname=Sven+Moderow&Lastname=Moderow&Firstname=Sven&Alias=Darth+Sonic&DefaultLanguage=deutsch&ProfileID=157;+ASPSESSIONIDCCTRADQS=OOBBFPOANKELGMCAFGENGECN;+ASPSESSIONIDCARSBBQT=OGKHDHJBNHBBOOIIHMKKPDBF;+ASPSESSIONIDAASTABQT=DKMNIHJBAKGKPCPBGOLEFAJH https://192.168.0.41/cart_optimize.asp
2008-07-08 09:11:38 192.168.0.41 - W3SVC1 TESTWEB_NEU 192.168.0.41 443 GET /cart.asp language=deutsch 200 0 33195 772 140 HTTP/1.1 192.168.0.41 Mozilla/5.0+(Windows;+U;+Windows+NT+5.1;+de;+rv:1.9)+Gecko/2008052906+Firefox/3.0 Cart=DeliveryCountry=ES&Payment=%2D1&Country=DE&Shipment=%2D1;+User=Fullname=Sven+Moderow&Lastname=Moderow&Firstname=Sven&Alias=Darth+Sonic&DefaultLanguage=deutsch&ProfileID=157;+ASPSESSIONIDCCTRADQS=OOBBFPOANKELGMCAFGENGECN;+ASPSESSIONIDCARSBBQT=OGKHDHJBNHBBOOIIHMKKPDBF;+ASPSESSIONIDAASTABQT=DKMNIHJBAKGKPCPBGOLEFAJH https://192.168.0.41/cart.asp?language=deutsch

2008-07-08 09:11:51 192.168.0.41 - W3SVC1 TESTWEB_NEU 192.168.0.41 443 GET /secure/cart_steps.asp FrontCart=True 200 0 57078 813 6531 HTTP/1.1 192.168.0.41 Mozilla/5.0+(Windows;+U;+Windows+NT+5.1;+de;+rv:1.9)+Gecko/2008052906+Firefox/3.0 Cart=DeliveryCountry=ES&Payment=%2D1&Country=DE&Shipment=%2D1;+User=Fullname=Sven+Moderow&Lastname=Moderow&Firstname=Sven&Alias=Darth+Sonic&DefaultLanguage=deutsch&ProfileID=157;+ASPSESSIONIDCCTRADQS=OOBBFPOANKELGMCAFGENGECN;+ASPSESSIONIDCARSBBQT=OGKHDHJBNHBBOOIIHMKKPDBF;+ASPSESSIONIDAASTABQT=DKMNIHJBAKGKPCPBGOLEFAJH https://192.168.0.41/cart.asp?language=deutsch
2008-07-08 09:11:51 192.168.0.41 - W3SVC1 TESTWEB_NEU 192.168.0.41 443 GET /secure/cart_steps.asp FrontCart=True 200 0 50822 794 78 HTTP/1.1 192.168.0.41 Mozilla/5.0+(Windows;+U;+Windows+NT+5.1;+de;+rv:1.9)+Gecko/2008052906+Firefox/3.0 Cart=DeliveryCountry=ES&Payment=%2D1&Country=DE&Shipment=%2D1;+User=Fullname=Sven+Moderow&Lastname=Moderow&Firstname=Sven&Alias=Darth+Sonic&DefaultLanguage=deutsch&ProfileID=157;+ASPSESSIONIDCCTRADQS=OOBBFPOANKELGMCAFGENGECN;+ASPSESSIONIDCARSBBQT=OGKHDHJBNHBBOOIIHMKKPDBF;+ASPSESSIONIDAASTABQT=DKMNIHJBAKGKPCPBGOLEFAJH https://192.168.0.41/secure/cart_steps.asp?FrontCart=True

2008-07-08 09:11:53 192.168.0.41 - W3SVC1 TESTWEB_NEU 192.168.0.41 443 POST /secure/cart_steps.asp - 200 0 50932 929 78 HTTP/1.1 192.168.0.41 Mozilla/5.0+(Windows;+U;+Windows+NT+5.1;+de;+rv:1.9)+Gecko/2008052906+Firefox/3.0 Cart=DeliveryCountry=ES&Payment=%2D1&Country=DE&Shipment=%2D1;+User=Fullname=Sven+Moderow&Lastname=Moderow&Firstname=Sven&Alias=Darth+Sonic&DefaultLanguage=deutsch&ProfileID=157;+ASPSESSIONIDCCTRADQS=OOBBFPOANKELGMCAFGENGECN;+ASPSESSIONIDCARSBBQT=OGKHDHJBNHBBOOIIHMKKPDBF;+ASPSESSIONIDAASTABQT=DKMNIHJBAKGKPCPBGOLEFAJH https://192.168.0.41/secure/cart_steps.asp?FrontCart=True
2008-07-08 09:11:53 192.168.0.41 - W3SVC1 TESTWEB_NEU 192.168.0.41 443 GET /secure/cart_steps.asp - 200 0 47265 764 62 HTTP/1.1 192.168.0.41 Mozilla/5.0+(Windows;+U;+Windows+NT+5.1;+de;+rv:1.9)+Gecko/2008052906+Firefox/3.0 Cart=DeliveryCountry=ES&Payment=%2D1&Country=DE&Shipment=%2D1;+User=Fullname=Sven+Moderow&Lastname=Moderow&Firstname=Sven&Alias=Darth+Sonic&DefaultLanguage=deutsch&ProfileID=157;+ASPSESSIONIDCCTRADQS=OOBBFPOANKELGMCAFGENGECN;+ASPSESSIONIDCARSBBQT=OGKHDHJBNHBBOOIIHMKKPDBF;+ASPSESSIONIDAASTABQT=DKMNIHJBAKGKPCPBGOLEFAJH https://192.168.0.41/secure/cart_steps.asp

2008-07-08 09:12:02 192.168.0.41 - W3SVC1 TESTWEB_NEU 192.168.0.41 443 GET /secure/cart_steps.asp action=nologin&language=deutsch&c_vid=u850sg1rrm6pw63mug51tn20y775xb34_3424504313100&NextStep=submitted&JavaScript=enabled 200 0 31754 917 63 HTTP/1.1 192.168.0.41 Mozilla/5.0+(Windows;+U;+Windows+NT+5.1;+de;+rv:1.9)+Gecko/2008052906+Firefox/3.0 Cart=DeliveryCountry=ES&Payment=%2D1&Country=DE&Shipment=%2D1;+User=Fullname=Sven+Moderow&Lastname=Moderow&Firstname=Sven&Alias=Darth+Sonic&DefaultLanguage=deutsch&ProfileID=157;+ASPSESSIONIDCCTRADQS=OOBBFPOANKELGMCAFGENGECN;+ASPSESSIONIDCARSBBQT=OGKHDHJBNHBBOOIIHMKKPDBF;+ASPSESSIONIDAASTABQT=DKMNIHJBAKGKPCPBGOLEFAJH https://192.168.0.41/secure/cart_steps.asp
2008-07-08 09:12:02 192.168.0.41 - W3SVC1 TESTWEB_NEU 192.168.0.41 443 GET /secure/cart_steps.asp action=nologin&language=deutsch&c_vid=u850sg1rrm6pw63mug51tn20y775xb34_3424504313100&NextStep=submitted&JavaScript=enabled 200 0 31608 1010 62 HTTP/1.1 192.168.0.41 Mozilla/5.0+(Windows;+U;+Windows+NT+5.1;+de;+rv:1.9)+Gecko/2008052906+Firefox/3.0 Cart=DeliveryCountry=ES&Payment=%2D1&Country=DE&Shipment=%2D1;+User=Fullname=Sven+Moderow&Lastname=Moderow&Firstname=Sven&Alias=Darth+Sonic&DefaultLanguage=deutsch&ProfileID=157;+ASPSESSIONIDCCTRADQS=OOBBFPOANKELGMCAFGENGECN;+ASPSESSIONIDCARSBBQT=OGKHDHJBNHBBOOIIHMKKPDBF;+ASPSESSIONIDAASTABQT=DKMNIHJBAKGKPCPBGOLEFAJH https://192.168.0.41/secure/cart_steps.asp?action=nologin&language=deutsch&c_vid=u850sg1rrm6pw63mug51tn20y775xb34_3424504313100&NextStep=submitted&JavaScript=enabled

Firefox (v2 and v3) is allways making two independent request at a time when calling a page! Why? Problem is that the scripts are running twice and this should not happen because some scripts will not work correctly then!

In IE6 and IE7 there is no problem with that!Start Free Trial
[+][-]07.08.2008 at 06:41AM PDT, ID: 21953682

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[+][-]07.08.2008 at 07:05AM PDT, ID: 21953929

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