@poisk777 Thanks for reporting issue still exists after Synchronizie. Me too got the problem again after syncronising.
As @burnout426 said i resetted all my data from sync.opera.com. Now the problem completly gone.
I had followed these steps to backup & restore all my Bookmarks and History before resetting Sync Data from sync.opera.com
Steps To Solve The (Multiple Gmail Attachments Downloadig) Issue Completely:
Backup Syncronised Data:
Open Windows Explorer. Go to : %APPDATA%\Opera Software\Opera Stable
Backup these files
Reset Opera Settings and Data:
- Open Opera Setting (Alt+P). Naviagte to Advanced > Restore settings.
- Now Login to sync.opera.com and Reset all the syncronised data
- (Reset Opera ) by selcting Restore settings to their original defaults.
- Close Opera.
Restore (History & Bookmarks):
Now again open windows explorer. Go to: %APPDATA%\Opera Software\Opera Stable
Replace previously backuped 3 files (History, Bookmarks, BookmarksExtras)
Now Open Opera Syncronise opera with your account. All the data (History, Bookmarks & BookmarksExtras) we have resored previously will get syncronised online.