Please send us a log and dumpfile of the crash you experienced. This will help us find the cause of your crash.
To find your game logs for Euro Fishing you will need to "Show Hidden Files" in windows.
To do this, navigate to:
Windows Explorer > Local Disk (C:) > Organize > Folder and search options > View > Hidden files and folders > click Show hidden files, folders and drives > OK
If you are using Windows 10:
  1. Open Folder Options by clicking the Start button , clicking Control Panel, clicking Appearance and Personalization, and then clicking Folder Options.
  2. Click the View tab.
  3. Under Advanced settings, click Show hidden files and folders, and then click OK.
You can then find the game logs by clicking:
Windows Explorer > Local Disk(C:)> Users > "your user name" > AppData > Local > FishingGame > Saved > Logs

In here you'll see a FishingGame.log file for every time you played the game. Make sure to send us a FishingGame.log in which your game crashed (if your game crashed the last time you played, grab the latest log.)
There should also be a 'UE4CC-Windows... ' folder in the Logs folder. Please open your latest 'UE4CC-Windows... ' folder (sort by date) and send us the UE4Minidump.dmp file that's located in there.
Last but not least, please always provide us with your DxDiag (system specifications) as well.