539922 - Unresponsice Script nsProxyAutoConfig.js

Status: RESOLVED DUPLICATE of bug 235853

(Firefox :: General, defect)

Description

[Aiing]

User-Agent:       Mozilla/5.0 (Windows; U; Windows NT 6.1; en-GB; rv:1.9.2) Gecko/20100105 Firefox/3.6
Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-GB; rv:1.9.2) Gecko/20100105 Firefox/3.6

Firfox Open on system and put system to Sleep.
After resuming system from sleep Firefox will popup a Unresponsvie script warning for nsProxyAutoConfig.js: Line 134

This only happens in corporate when Firfox is configured to use a PAC script.

Only happens with 3.6 and only intermittently. No recolection of this ever occuring with 3.5

Reproducible: Sometimes

Steps to Reproduce:
1. Set Firefox 3.6 to use a PAC script
2. Put system to sleep
3. Resume system
4. Intermittently an Unresponsive script warning will be displayed
Actual Results:  
Unable to relaibly reproduce

Expected Results:  
No Unresponsive script warning should be displayed

Comment 1

[Tyler Downer [He/Him]]

Reporter, are you still seeing this issue with Firefox 3.6.13 or later in safe mode or a fresh profile? If not, please close. These links can help you in your testing.
http://support.mozilla.com/kb/Safe+Mode
http://support.mozilla.com/kb/Managing+profiles

Comment 2

[Aiing]

Not seen in recent versions

Comment 3

[Nickolay_Ponomarev]

http://mxr.mozilla.org/mozilla1.9.2/source/netwerk/base/src/nsProxyAutoConfig.js#129

130 function dnsResolve(host) {
131     host = XPCSafeJSObjectWrapper(host);
132     try {
133         return dns.resolve(host, 0).getNextAddrAsString();
134     } catch (e) {
135         return null;
136     }