I have used bttv for a long time before it randomly stopped working.
I attempted everything from the debugging topic. Here are my console errors.
1436649343664 addons.xpi WARN Error loading bootstrap.js for firefox@betterttv.net: [Exception... "Component returned failure code: 0x80520012 (NS_ERROR_FILE_NOT_FOUND) [nsIXPCComponents_Utils.import]" nsresult: "0x80520012 (NS_ERROR_FILE_NOT_FOUND)" location: "JS frame :: resource://gre/modules/addons/XPIProvider.jsm -> jar:file:///C:/Users/Corey/AppData/Roaming/8pecxstudios/Cyberfox/Profiles/wgi210t4.default/extensions/firefox@betterttv.net.xpi!/bootstrap.js :: <TOP_LEVEL> :: line 9" data: no] Stack trace: resource://gre/modules/addons/XPIProvider.jsm -> jar:file:///C:/Users/Corey/AppData/Roaming/8pecxstudios/Cyberfox/Profiles/wgi210t4.default/extensions/firefox@betterttv.net.xpi!/bootstrap.js:9 < resource://gre/modules/addons/XPIProvider.jsm:4333 < XPI_loadBootstrapScope()@resource://gre/modules/addons/XPIProvider.jsm:4333 < XPI_callBootstrapMethod()@resource://gre/modules/addons/XPIProvider.jsm:4408 < XPI_startup()@resource://gre/modules/addons/XPIProvider.jsm:2159 < callProvider()@resource://gre/modules/AddonManager.jsm:208 < _startProvider()@resource://gre/modules/AddonManager.jsm:667 < AMI_startup()@resource://gre/modules/AddonManager.jsm:821 < AMP_startup()@resource://gre/modules/AddonManager.jsm:2399 < AMC_observe()@resource://gre/components/addonManager.js:55 < <file:unknown>
1436649343666 addons.xpi WARN Exception running bootstrap method startup on firefox@betterttv.net: TypeError: this.bootstrapScopes[aAddon.id][aMethod] is not a function (resource://gre/modules/addons/XPIProvider.jsm:4436:8) JS Stack trace: XPI_callBootstrapMethod@XPIProvider.jsm:4436:9 < XPI_startup@XPIProvider.jsm:2159:13 < callProvider@AddonManager.jsm:208:12 < _startProvider@AddonManager.jsm:667:5 < AMI_startup@AddonManager.jsm:821:9 < AMP_startup@AddonManager.jsm:2399:5 < AMC_observe@addonManager.js:55:7
by the way, this happened after I installed FrankerFaceZ. I tried disabling all addons but bettertv already.