User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; it; rv:22.214.171.124) Gecko/20091102 Firefox/3.5.5 Build Identifier: The problem was found in the following articles: https://support.mozilla.com/en-US/kb/Disabling+third+party+cookies https://support.mozilla.com/en-US/kb/Error+loading+web+sites As reported in the summary, if the comments inside the ~tc~~/tc~ tag contains headers markup, the SHOWFOR plugin has problems in the OS detection. The articles are now fixed, but in versions published before 11/16/09 it is possible to reproduce the problem. Reproducible: Always
I tried to reproduce this at <https://support-stage.mozilla.org/en-US/kb/*Entry+point+js_SaveRegExpStatics+could+not+be+located?bl=n>, but could not. It would be nice if we could determine more specific circumstances.