I had the same problem with the new version of opera 26 and opera turbo!!! I uninstalled opera 26 and turbo and when back to a previous version that still works !!!!!!!!!!
Every page I opened would say that adobe flash player was out of date !!! [Mod Edit: Please do not use all caps (which have since been removed), as it gives the appearance of shouting, which can be considered rude.
After you click the Install now button, the installation process will initialize.
The installation package will download to your computer. Please note that the name/version number of the Flash Player installer pictured above may vary depending on which version you are installing.
Please note that Adobe may include an Optional Offer to download and install additional software at the time you update Flash Player.
To be certain your version is up to date, visit: Click the yellow Install now button.
Keep also in mind that you can't update Google Chrome or Internet Explorer 10 if the native Flash application is used instead of an external plugin.
The commands that you then need to run are the following (first Internet Explorer, then for other web browsers).
The Flash Player installer will download to your computer.
I've just updated my Dev to Opera Dev 27.0.1689.13 and since then when visiting flash enabled websites I'm getting this message in BOTH operas (stable and dev): Adobe Flash Player is not up to date.
I was using Flash Player V12 and now I've updated to Flash 14 and I still get the same message.