To fix this problem follow these steps:
Settings, scroll to safari, tap safari, flick on Private Browsing, when a "Close all Tabs" message pops up, tap "Close All", slide Private Browsing back to off, and press Close All when the "Close all Tabs" message appears again.
I see that the community has provided some great steps on how to resolve the Safari browser issue that you are experiencing. May I ask have the steps above worked out for you? If not then please reply on this topic with an update just in case more assistance is needed.
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