The developers are aware of these issues and problems in the game and are already fixing them! There is no need to contact technical support regarding these problems unless otherwise stated in the problem description. 

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ISSUE: Unable to place the Surf Station in the city
STATUS: Being investigated

ISSUE: Unable to create decors in the Academy of Wizardry
STATUS: Being investigated

ISSUE: Unable to collect Egg from Wooden House
STATUS: Being investigated

ISSUE: Game freezes after completing 4 orders in Delivery Service on Islands
STATUS: Being investigated

ISSUE: Amelia's helicopter timer starts automatically before the player opens missions
STATUS: Being investigated 

ISSUE: The club icon does not display an exclamation mark when new notifications appear 
STATUS: Being investigated

ISSUE:  Players occasionally have to wait for 1 hour between expedition duels 
STATUS: Being fixed  

ISSUE: City name only changes after refreshing the game
STATUS: Being fixed  

ISSUE: Buildings' tooltips do not reflect profits increase due to decorations, although the actual profits are adjusted correctly
STATUS: Being investigated

ISSUE: The game loads up to 25% and stops on Firefox 
STATUS: Being fixed   

ISSUE: Seaplane near the lake and the Airship are invisible 
STATUS: Being fixed 

ISSUE: Window shows defeat instead of winning a duel in an expedition with the correct points 
STATUS: Being fixed 

ISSUE: Watery roads do not combine smoothly
STATUS: Being fixed 

ISSUE: Tasks in the helicopter change randomly 
STATUS: Being fixed 

ISSUE: Items for Collections remain in the game after the feature was disabled 
STATUS: Being fixed 

ISSUE: Moving to a new location in the Countryside causes a reboot 
STATUS: Being fixed