Avast won´t let to several pages

[system]

After chenhe to Intenet Cecurity 2015 several pages are “locket”. Even Avast own page

[Asyn]

• Which version of AIS…?
• OS…? (32/64 Bit…? - which SP…?)
• Other security related software installed…?
• Which AV(s) did you use before Avast…?